Union Membership, Coverage, Density and Employment by Occupation: 1987
COC	Occupation	Obs	Employment (in 1000s)	Members (in 1000s)	Covered (in 1000s)	% Mem	% Cov
	EXECUTIVE, ADMINISTRATIVE, AND MANAGERIAL OCCUPATIONS	19,618	10,770	726	944	6.7%	8.8%
3	Legislators	24	10	0	0	0.0%	2.9%
4	Chief executives and general administrators, public admin.	38	22	1	1	6.1%	6.1%
5	Administrators and officials, public administration	906	459	85	115	18.6%	25.1%
6	Administrators, protective services	93	44	10	10	23.6%	23.6%
7	Financial managers	819	445	6	11	1.3%	2.5%
8	Personnel and labor relations managers	223	131	0	2	0.1%	1.7%
9	Purchasing managers	169	97	3	4	2.9%	4.0%
13	Managers, marketing, advertising, and public relations	737	431	9	15	2.2%	3.4%
14	Administrators, education and related fields	939	483	99	126	20.5%	26.1%
15	Managers, medicine and health	275	146	11	14	7.4%	9.3%
16	Managers, properties and real estate	488	283	9	12	3.1%	4.3%
17	Postmasters and mail superintendents	89	40	17	18	42.2%	45.7%
18	Funeral directors	44	22	0	0	0.0%	2.0%
19	Managers and administrators, n.e.c.	8,818	4,863	218	277	4.5%	5.7%
23	Accountants and auditors	2,048	1,150	76	103	6.6%	8.9%
24	Underwriters	165	95	2	4	2.2%	3.7%
25	Other financial officers	1,052	570	13	23	2.3%	4.1%
26	Management analysts	188	103	4	7	3.6%	6.4%
27	Personnel, training, and labor relations specialists	696	380	39	48	10.4%	12.5%
28	Purchasing agents and buyers, farm products	22	8	2	2	21.6%	21.6%
29	Buyers, wholesale and retail trade except farm products	356	207	6	8	2.8%	3.7%
33	Purchasing agents and buyers, n.e.c.	431	235	15	21	6.6%	9.1%
34	Business and promotion agents	26	15	2	3	15.0%	19.0%
35	Construction inspectors	106	55	14	17	24.6%	31.4%
36	Inspectors and compliance officers, exc. construction	336	185	64	76	34.6%	41.1%
37	Management related occupations, n.e.c.	530	290	18	26	6.3%	9.0%
	PROFESSIONAL SPECIALTY OCCUPATIONS	15,571	8,500	977	1,209	11.5%	14.2%
43	Architects	136	77	3	4	4.5%	5.7%
44	Aerospace engineers	161	108	9	16	8.8%	14.5%
45	Metallurgical and materials engineers	43	23	3	4	12.7%	15.8%
46	Mining engineers	14	5	1	1	21.7%	23.8%
47	Petroleum engineers	45	26	0	0	0.0%	0.0%
48	Chemical engineers	105	58	2	2	3.5%	3.5%
49	Nuclear engineers	29	17	2	2	9.4%	9.4%
53	Civil engineers	385	203	31	37	15.2%	18.1%
54	Agricultural engineers	2	1	0	0	0.0%	0.0%
55	Electrical and electronic engineers	911	520	37	49	7.1%	9.3%
56	Industrial engineers	380	228	16	20	6.9%	8.8%
57	Mechanical engineers	449	256	18	20	7.0%	7.6%
58	Marine and naval architects engineers	20	11	3	3	26.4%	28.9%
59	Engineers, n.e.c.	381	210	11	16	5.3%	7.6%
63	Surveyors and mapping scientists	51	27	2	4	9.3%	13.2%
64	Computer systems analysts and scientists	730	411	26	34	6.4%	8.3%
65	Operations and systems researchers and analysts	354	198	7	9	3.7%	4.7%
66	Actuaries	20	11	0	0	0.0%	0.0%
67	Statisticians	46	23	3	3	11.9%	12.6%
68	Mathematical scientists, n.e.c.	7	4	1	1	29.5%	29.5%
69	Physicists and astronomers	46	26	3	4	12.2%	17.0%
73	Chemists, except biochemists	223	124	9	11	7.4%	8.7%
74	Atmospheric and space scientists	21	13	2	3	12.6%	20.5%
75	Geologists and geodesists	75	39	2	3	4.6%	7.2%
76	Physical scientists, n.e.c.	29	14	1	3	7.5%	20.4%
77	Agricultural and food scientists	60	28	2	3	5.4%	10.8%
78	Biological and life scientists	137	72	4	7	5.6%	9.7%
79	Forestry and conservation scientists	57	23	1	2	4.6%	9.6%
83	Medical scientists	65	38	2	3	4.5%	6.8%
84	Physicians	441	256	15	28	5.7%	11.1%
85	Dentists	29	17	2	3	12.5%	18.8%
86	Veterinarians	37	19	1	1	2.7%	4.6%
87	Optometrists	20	11	0	0	0.0%	0.0%
88	Podiatrists	1	0	0	0	0.0%	0.0%
89	Health diagnosing practitioners, n.e.c.	5	3	0	0	0.0%	0.0%
95	Registered nurses	2,965	1,578	254	311	16.1%	19.7%
96	Pharmacists	222	120	12	13	10.0%	10.9%
97	Dietitians	112	61	7	9	11.7%	13.9%
98	Inhalation therapists	102	58	7	10	12.7%	16.6%
99	Occupational therapists	61	34	7	9	20.8%	26.4%
103	Physical therapists	133	68	4	6	6.3%	8.2%
104	Speech therapists	127	67	24	29	35.6%	43.1%
105	Therapists, n.e.c.	85	45	10	12	22.6%	25.9%
106	Physicians' assistants	100	60	11	13	19.2%	22.2%
	TEACHERS, POSTSECONDARY	1,274	665	125	171	18.8%	25.7%
113	Earth, environmental, and marine science teachers	16	9	2	2	20.1%	27.9%
114	Biological science teachers	50	25	4	5	15.6%	21.3%
115	Chemistry teachers	20	12	2	2	14.1%	17.9%
116	Physics teachers	29	14	2	3	17.2%	24.6%
117	Natural science teachers, n.e.c.	4	3	1	2	32.1%	81.9%
118	Psychology teachers	37	18	3	5	19.7%	28.7%
119	Economics teachers	41	25	4	4	17.8%	17.8%
123	History teachers	29	17	7	7	41.5%	41.5%
124	Political science teachers	20	11	2	4	20.7%	37.6%
125	Sociology teachers	16	9	2	3	17.7%	33.8%
126	Social science teachers, n.e.c.	14	6	1	2	20.5%	35.3%
127	Engineering teachers	40	17	4	5	24.9%	29.5%
128	Mathematical science teachers	74	36	7	11	18.6%	31.4%
129	Computer science teachers	21	10	1	2	5.3%	22.2%
133	Medical science teachers	25	14	1	1	4.2%	4.2%
134	Health specialties teachers	70	38	9	12	24.0%	32.4%
135	Business, commerce, and marketing teachers	50	25	3	7	13.6%	26.6%
136	Agriculture and forestry teachers	4	2	0	0	0.0%	0.0%
137	Art, drama, and music teachers	74	39	9	12	23.2%	30.1%
138	Physical education teachers	20	13	4	8	29.1%	61.0%
139	Education teachers	18	10	4	5	42.1%	50.4%
143	English teachers	116	59	12	15	20.0%	25.1%
144	Foreign language teachers	32	16	5	6	30.6%	39.0%
145	Law teachers	12	6	1	1	9.6%	9.6%
146	Social work teachers	4	2	0	1	0.0%	30.1%
147	Theology teachers	26	16	2	2	10.2%	14.9%
148	Trade and industrial teachers	5	2	0	0	11.6%	11.6%
149	Home economics teachers	2	0	0	0	0.0%	0.0%
153	Teachers, postsecondary, n.e.c.	6	3	0	0	0.0%	0.0%
154	Postsecondary teachers, subject not specified	399	209	34	42	16.1%	20.0%
	TEACHERS, EXCEPT POSTSECONDARY	6,587	3,442	1,685	1,961	48.9%	57.0%
155	Teachers, prekindergarten and kindergarten	707	386	82	100	21.1%	26.0%
156	Teachers, elementary school	2,563	1,319	762	880	57.8%	66.7%
157	Teachers, secondary school	2,252	1,170	684	790	58.4%	67.5%
158	Teachers, special education	414	212	127	148	59.9%	69.9%
159	Teachers, n.e.c.	651	355	30	43	8.6%	12.2%
163	Counselors, educational and vocational	363	191	75	90	39.2%	47.3%
164	Librarians	397	198	44	54	22.4%	27.0%
165	Archivists and curators	42	25	4	4	16.6%	16.6%
166	Economists	181	100	4	8	3.7%	7.8%
167	Psychologists	217	119	24	30	20.0%	24.8%
168	Sociologists	1	1	0	0	0.0%	0.0%
169	Social scientists, n.e.c.	31	16	0	1	2.9%	6.7%
173	Urban planners	23	10	2	4	21.5%	37.7%
174	Social workers	909	488	125	145	25.5%	29.8%
175	Recreation workers	164	86	5	6	6.0%	7.3%
176	Clergy	520	267	4	4	1.5%	1.7%
177	Religious workers, n.e.c.	148	83	1	1	1.1%	1.1%
178	Lawyers	690	358	14	18	3.8%	5.1%
179	Judges	69	38	5	5	13.0%	13.0%
183	Authors	31	17	1	1	3.2%	3.2%
184	Technical writers	79	46	3	3	5.8%	7.3%
185	Designers	720	403	21	25	5.3%	6.1%
186	Musicians and composers	160	95	15	16	15.3%	17.1%
187	Actors and directors	119	66	10	14	15.3%	20.5%
188	Painters, sculptors, craft-artists, and artist print-makers	153	90	7	9	7.6%	10.0%
189	Photographers	134	73	6	7	8.1%	9.9%
193	Dancers	26	13	3	3	21.9%	21.9%
194	Artists, performers, and related workers, n.e.c.	67	35	5	5	14.0%	14.0%
195	Editors and reporters	458	241	28	32	11.7%	13.2%
197	Public relations specialists	249	137	6	7	4.3%	5.2%
198	Announcers	96	53	2	2	4.4%	4.6%
199	Athletes	102	62	8	11	13.8%	17.1%
	TECHNICIANS AND RELATED SUPPORT OCCUPATIONS	5,979	3,243	341	412	10.5%	12.7%
203	Clinical laboratory technologists and technicians	475	248	26	32	10.7%	12.8%
204	Dental hygienists	144	75	3	3	4.3%	4.3%
205	Health record technologists and technicians	98	56	3	3	4.6%	5.6%
206	Radiologic technicians	241	133	9	13	6.8%	10.0%
207	Licensed practical nurses	757	403	43	53	10.8%	13.2%
208	Health technologists and technicians, n.e.c.	395	213	22	26	10.5%	12.2%
213	Electrical and electronic technicians	525	293	53	64	18.1%	22.0%
214	Industrial engineering technicians	7	4	1	1	25.7%	25.7%
215	Mechanical engineering technicians	22	12	1	1	8.9%	8.9%
216	Engineering technicians, n.e.c.	374	209	20	27	9.6%	12.8%
217	Drafting occupations	481	275	25	30	9.0%	11.1%
218	Surveying and mapping technicians	127	70	6	7	8.1%	10.0%
223	Biological technicians	103	55	5	5	9.4%	9.4%
224	Chemical technicians	153	71	9	11	12.8%	15.2%
225	Science technicians, n.e.c.	115	64	7	8	10.8%	11.9%
226	Airplane pilots and navigators	147	74	33	34	44.3%	46.7%
227	Air traffic controllers	66	33	8	11	23.6%	32.5%
228	Broadcast equipment operators	37	21	6	6	29.1%	29.1%
229	Computer programmers	905	512	26	35	5.0%	6.8%
233	Tool programmers, numerical control	3	2	0	0	0.0%	0.0%
234	Legal assistants	352	185	5	8	2.9%	4.1%
235	Technicians, n.e.c.	452	236	29	34	12.5%	14.2%
	SALES OCCUPATIONS	19,755	10,860	612	691	5.6%	6.4%
243	Supervisors and proprietors, sales occupations	4,142	2,268	126	142	5.6%	6.2%
253	Insurance sales occupations	709	385	14	18	3.6%	4.7%
254	Real estate sales occupations	784	441	11	17	2.6%	3.9%
255	Securities and financial services sales occupations	447	248	3	4	1.3%	1.7%
256	Advertising and related sales occupations	245	128	7	8	5.8%	6.6%
257	Sales occupations, other business services	819	472	19	25	4.1%	5.2%
258	Sales engineers	59	33	0	0	0.0%	0.0%
259	Sales representatives, mining, manufacturing, and wholesale	2,393	1,339	25	36	1.9%	2.7%
263	Sales workers, motor vehicles and boats	482	278	7	7	2.4%	2.5%
264	Sales workers, apparel	811	431	8	9	1.7%	2.1%
265	Sales workers, shoes	194	117	5	5	4.2%	4.2%
266	Sales workers, furniture and home furnishings	287	157	2	2	1.4%	1.5%
267	Sales workers, radio, TV, hi-fi, and appliances	289	166	2	3	1.2%	1.9%
268	Sales workers, hardware and building supplies	367	195	3	4	1.4%	1.9%
269	Sales workers, parts	276	153	8	8	5.3%	5.3%
274	Sales workers, other commodities	2,577	1,418	53	59	3.7%	4.1%
275	Sales counter clerks	292	161	4	5	2.7%	3.1%
276	Cashiers	4,162	2,248	311	332	13.8%	14.8%
277	Street and door-to-door sales workers	217	118	1	2	1.0%	1.5%
278	News vendors	125	64	1	2	2.1%	3.8%
283	Demonstrators, promoters and models, sales	51	27	2	2	6.0%	8.5%
284	Auctioneers	4	2	0	0	0.0%	0.0%
285	Sales support occupations, n.e.c.	23	12	0	0	0.0%	0.0%
	ADMINISTRATIVE SUPPORT OCCUPATIONS, INCLUDING CLERICAL	32,320	17,698	2,311	2,765	13.1%	15.6%
303	Supervisors, general office	810	425	50	65	11.7%	15.3%
304	Supervisors, computer equipment operators	93	49	2	3	3.5%	5.5%
305	Supervisors, financial records processing	144	81	5	5	5.9%	6.6%
306	Chief communications operators	6	4	0	0	0.0%	0.0%
307	Supervisors; distribution, scheduling, and adjusting clerks	285	158	38	42	23.9%	26.6%
308	Computer operators	1,567	908	89	115	9.8%	12.7%
309	Peripheral equipment operators	4	2	0	0	0.0%	0.0%
313	Secretaries	7,398	3,969	270	356	6.8%	9.0%
314	Stenographers	73	39	13	14	33.6%	34.8%
315	Typists	1,490	819	99	127	12.1%	15.5%
316	Interviewers	288	166	11	13	6.7%	7.9%
317	Hotel clerks	171	86	2	3	2.4%	3.2%
318	Transportation ticket and reservation agents	217	115	25	29	22.0%	25.4%
319	Receptionists	1,377	747	27	32	3.6%	4.3%
323	Information clerks, n.e.c.	383	216	11	12	5.1%	5.6%
325	Classified-ad clerks	9	4	0	0	0.0%	0.0%
326	Correspondence clerks	36	18	5	6	29.2%	33.5%
327	Order clerks	338	184	53	61	28.6%	33.1%
328	Personnel clerks, except payroll and timekeeping	126	71	5	8	7.4%	11.0%
329	Library clerks	279	145	14	18	10.0%	12.3%
335	File clerks	509	286	23	31	7.9%	11.0%
336	Records clerks	262	145	21	26	14.3%	17.6%
337	Bookkeepers, accounting, and auditing clerks	3,266	1,741	89	114	5.1%	6.6%
338	Payroll and timekeeping clerks	306	165	29	37	17.7%	22.7%
339	Billing clerks	316	179	15	21	8.4%	11.5%
343	Cost and rate clerks	138	84	8	9	9.0%	11.1%
344	Billing, posting, and calculating machine operators	64	32	1	1	4.0%	4.4%
345	Duplicating machine operators	42	26	1	4	4.4%	15.4%
346	Mail preparing and paper handling machine operators	22	12	1	2	7.1%	14.3%
347	Office machine operators, n.e.c.	56	30	2	2	6.7%	6.7%
348	Telephone operators	417	226	88	98	39.0%	43.3%
349	Telegraphers	10	4	0	0	11.6%	11.6%
353	Communications equipment operators, n.e.c.	5	3	1	1	19.7%	19.7%
354	Postal clerks, exc. mail carriers	576	311	233	262	74.8%	84.3%
355	Mail carriers, postal service	584	318	262	274	82.4%	86.2%
356	Mail clerks, exc. postal service	303	178	24	29	13.6%	16.2%
357	Messengers	266	156	10	11	6.2%	6.8%
359	Dispatchers	377	199	41	48	20.7%	24.1%
363	Production coordinators	344	199	27	34	13.4%	16.9%
364	Traffic, shipping, and receiving clerks	852	471	97	106	20.5%	22.5%
365	Stock and inventory clerks	994	580	112	133	19.4%	22.9%
366	Meter readers	95	50	26	28	52.1%	54.8%
368	Weighers, measurers, and checkers	126	71	21	21	29.1%	29.5%
369	Samplers	1	1	0	0	0.0%	0.0%
373	Expediters	180	102	26	27	25.4%	26.7%
374	Material recording, scheduling, & distributing clerks, n.e.c.	46	25	7	7	26.4%	27.6%
375	Insurance adjusters, examiners, and investigators	457	253	8	10	3.1%	4.0%
376	Investigators and adjusters, except insurance	784	440	33	40	7.4%	9.1%
377	Eligibility clerks, social welfare	138	66	16	19	23.9%	28.4%
378	Bill and account collectors	216	119	10	13	8.4%	10.9%
379	General office clerks	1,323	739	92	109	12.5%	14.8%
383	Bank tellers	865	463	6	12	1.4%	2.6%
384	Proofreaders	43	25	1	1	2.9%	2.9%
385	Data-entry keyers	618	359	32	41	9.0%	11.3%
386	Statistical clerks	156	95	13	17	13.3%	18.0%
387	Teachers aides	741	398	93	119	23.4%	29.8%
389	Administrative support occupations, n.e.c.	1,728	944	124	149	13.2%	15.8%
	SERVICE OCCUPATIONS, PRIVATE HOUSEHOLD	1,677	900	1	1	0.1%	0.1%
403	Launderers and ironers	2	1	0	0	0.0%	0.0%
404	Cooks, private household	23	12	0	0	0.0%	0.0%
405	Housekeepers and butlers	74	43	0	0	0.0%	0.0%
406	Child care workers, private household	750	385	1	1	0.1%	0.1%
407	Private household cleaners and servants	828	459	1	1	0.1%	0.1%
	SERVICE OCCUPATIONS, PROTECTIVE SERVICE	3,370	1,909	725	795	38.0%	41.7%
413	Supervisors, firefighting and fire prevention occupations	72	38	27	28	71.8%	75.4%
414	Supervisors, police and detectives	164	89	42	49	47.5%	55.1%
415	Supervisors, guards	67	34	4	6	12.2%	17.7%
416	Fire inspection and fire prevention occupations	31	17	6	6	37.3%	39.3%
417	Firefighting occupations	360	199	146	151	73.6%	76.0%
418	Police and detectives, public service	781	443	265	290	59.8%	65.6%
423	Sheriffs, bailiffs, and other law enforcement officers	186	105	40	45	38.2%	42.9%
424	Correctional institution officers	287	171	90	96	52.8%	56.3%
425	Crossing guards	93	50	6	7	11.1%	14.8%
426	Guards and police, exc. public service	1,184	686	93	109	13.5%	15.9%
427	Protective service occupations, n.e.c.	145	78	6	6	7.8%	7.8%
	SERVICE OCCUPATIONS, EXCEPT PROTECTIVE AND HOUSEHOLD	20,619	11,067	1,226	1,390	11.1%	12.6%
433	Supervisors, food preparation and service occupations	552	289	15	18	5.1%	6.1%
434	Bartenders	597	312	13	14	4.3%	4.6%
435	Waiters and waitresses	2,590	1,372	44	54	3.2%	4.0%
436	Cooks, except short order	2,916	1,569	99	118	6.3%	7.5%
437	Short-order cooks	164	86	1	1	0.8%	1.3%
438	Food counter, fountain and related occupations	664	346	4	4	1.3%	1.3%
439	Kitchen workers, food preparation	235	128	10	11	7.4%	8.4%
443	Waiters'/waitresses' assistants	620	345	23	28	6.7%	8.0%
444	Miscellaneous food preparation occupations	1,229	664	73	91	10.9%	13.8%
445	Dental assistants	304	167	1	3	0.8%	2.1%
446	Health aides, except nursing	673	370	43	48	11.7%	13.0%
447	Nursing aides, orderlies, and attendants	2,437	1,297	207	232	15.9%	17.9%
448	Supervisors, cleaning and building service workers	286	156	26	29	16.6%	18.6%
449	Maids and housemen	1,070	547	78	84	14.2%	15.3%
453	Janitors and cleaners	3,598	1,997	447	495	22.4%	24.8%
454	Elevator operators	16	8	4	4	55.0%	55.0%
455	Pest control occupations	71	45	1	1	2.9%	2.9%
456	Supervisors, personal service occupations	68	35	4	5	10.4%	12.8%
457	Barbers	42	26	2	2	8.6%	8.6%
458	Hairdressers and cosmetologists	761	422	6	7	1.4%	1.7%
459	Attendants, amusement and recreation facilities	280	118	4	6	3.7%	4.8%
463	Guides	72	34	3	4	8.3%	11.3%
464	Ushers	30	16	1	1	5.0%	5.0%
465	Public transportation attendants	135	76	55	59	72.8%	77.5%
466	Baggage porters and bellhops	67	38	14	15	36.1%	39.2%
467	Welfare service aides	197	107	12	13	11.4%	12.5%
468	Child care workers, except private household	699	369	25	30	6.8%	8.3%
469	Personal service occupations, n.e.c.	246	130	12	13	8.9%	9.7%
	FARMING, FORESTRY, AND FISHING OCCUPATIONS	3,096	1,763	96	113	5.4%	6.4%
473	Farmers, except horticultural	14	7	0	0	0.0%	0.0%
475	Managers, farms, except horticultural	125	62	0	0	0.5%	0.5%
476	Managers, horticultural specialty farms	9	5	0	0	0.0%	0.0%
477	Supervisors, farm workers	55	28	4	5	14.4%	17.4%
479	Farm workers	1,364	764	10	12	1.3%	1.6%
483	Marine life cultivation workers	2	0	0	0	100.0%	100.0%
484	Nursery workers	57	34	1	2	3.8%	5.3%
485	Supervisors, related agricultural occupations	115	61	10	12	16.2%	20.0%
486	Groundskeepers and gardeners, except farm	1,044	626	58	66	9.2%	10.5%
487	Animal caretakers, except farm	119	68	5	5	7.4%	7.8%
488	Graders and sorters, agricultural products	23	16	1	1	6.5%	6.5%
489	Inspectors, agricultural products	2	2	1	1	57.0%	57.0%
494	Supervisors, forestry and logging workers	14	8	1	2	11.5%	25.9%
495	Forestry workers, except logging	33	17	1	1	6.6%	6.6%
496	Timber cutting and logging occupations	82	45	3	5	6.0%	10.6%
497	Captains and other officers, fishing vessels	8	5	0	0	0.0%	0.0%
498	Fishers	28	14	0	0	2.6%	2.6%
499	Hunters and trappers	2	1	0	0	0.0%	0.0%
	PRECISION PRODUCTION, CRAFT, AND REPAIR OCCUPATIONS	13,880	7,747	2,024	2,196	26.1%	28.3%
503	Supervisors, mechanics and repairers	491	260	29	36	11.3%	13.8%
505	Automobile mechanics	1,172	672	66	74	9.8%	11.0%
506	Automobile mechanic apprentices	1	1	0	0	0.0%	0.0%
507	Bus, truck, and stationary engine mechanics	550	297	99	105	33.2%	35.5%
508	Aircraft engine mechanics	199	117	58	69	49.9%	58.9%
509	Small engine repairers	94	48	3	3	6.1%	6.1%
514	Automobile body and related repairers	234	128	11	12	8.5%	9.7%
515	Aircraft mechanics, exc. engine	24	13	9	9	66.4%	70.9%
516	Heavy equipment mechanics	301	150	66	69	43.8%	45.8%
517	Farm equipment mechanics	47	26	3	3	11.5%	11.5%
518	Industry machinery repairers	947	538	206	216	38.2%	40.2%
519	Machinery maintenance occupations	57	33	19	20	57.0%	58.7%
523	Electronic repairers, communications and industrial equipment	260	144	31	38	21.1%	26.4%
525	Data processing equipment repairers	232	139	11	13	7.7%	9.6%
526	Household appliance and power tool repairers	55	29	5	6	16.5%	20.8%
527	Telephone line installers and repairers	110	60	41	42	67.3%	69.8%
529	Telephone Installers and repairers	373	207	135	140	65.1%	67.8%
533	Miscellaneous electrical and electronic equipment repairers	103	58	27	28	46.1%	48.5%
534	Heating, air conditioning, and refrigeration mechanics	412	237	51	56	21.7%	23.6%
535	Camera, watch, and musical instrument repairers	35	19	1	1	7.7%	7.7%
536	Locksmiths and safe repairers	18	12	0	1	1.4%	6.8%
538	Office machine repairers	115	62	5	6	8.0%	9.2%
539	Mechanical controls and valve repairers	34	20	8	9	40.5%	46.0%
543	Elevator installers and repairers	43	24	18	19	74.6%	78.6%
544	Millwrights	164	92	64	65	69.4%	70.1%
547	Specified mechanics and repairers, n.e.c.	720	404	103	111	25.5%	27.4%
549	Not specified mechanics and repairers	297	169	48	55	28.6%	32.2%
	CONSTRUCTION TRADES	6,761	3,819	1,108	1,168	29.0%	30.6%
553	Supervisors; brickmasons, stonemasons, and tile setters	8	4	1	1	35.2%	35.2%
554	Supervisors; carpenters and related workers	44	23	8	8	32.7%	32.7%
555	Supervisors; electricians and power transmission installers	51	29	12	12	42.1%	43.5%
556	Supervisors; painters, paperhangers, and plasterers	11	7	0	0	2.8%	2.8%
557	Supervisors; plumbers, pipefitters, and steamfitters	19	11	2	3	21.8%	26.0%
558	Supervisors; n.e.c.	701	391	97	101	24.7%	25.8%
563	Brickmasons and stonemasons	235	130	47	50	36.3%	38.1%
564	Brickmason and stonemason apprentices	7	3	1	1	35.1%	35.1%
565	Tile setters, hard and soft	49	30	7	8	25.1%	26.8%
566	Carpet installers	102	58	8	8	12.9%	12.9%
567	Carpenters	1,733	949	182	197	19.2%	20.8%
569	Carpenter apprentices	25	16	3	3	20.6%	21.8%
573	Drywall installers	187	111	24	24	21.6%	21.9%
575	Electricians	1,005	565	246	256	43.4%	45.3%
576	Electrician apprentices	60	29	10	11	35.9%	37.0%
577	Electrical power installers and repairers	201	106	70	72	66.3%	67.9%
579	Painters, construction and maintenance	598	355	45	54	12.7%	15.3%
583	Paperhangers	26	13	3	3	21.9%	21.9%
584	Plasterers	53	31	9	10	29.0%	32.2%
585	Plumbers, pipefitters, and steamfitters	683	394	177	183	44.9%	46.4%
587	Plumber, pipefitter, and steamfitter apprentices	26	13	4	4	33.6%	33.6%
588	Concrete and terrazzo finishers	114	70	19	19	26.7%	26.7%
589	Glaziers	66	35	13	14	37.5%	39.3%
593	Insulation workers	88	52	16	16	29.9%	29.9%
594	Paving, surfacing, and tamping equipment operators	15	9	0	0	4.3%	4.3%
595	Roofers	213	132	20	22	14.9%	16.9%
596	Sheetmetal duct installers	60	36	14	16	39.3%	43.9%
597	Structural metal workers	100	59	28	29	48.1%	49.2%
598	Drillers, earth	24	13	2	2	19.4%	19.4%
599	Construction trades, n.e.c.	257	144	38	40	26.0%	28.0%
613	Supervisors, extractive occupations	90	42	2	3	4.9%	6.7%
614	Drillers, oil well	64	39	0	0	0.8%	0.8%
615	Explosives workers	17	8	2	2	29.5%	29.5%
616	Mining machine operators	79	36	15	16	42.4%	44.8%
617	Mining occupations, n.e.c.	78	36	13	13	34.9%	36.8%
633	Supervisors, production occupations	2,323	1,299	152	177	11.7%	13.6%
634	Tool and die makers	245	136	58	62	42.7%	45.5%
635	Tool and die maker apprentices	8	4	0	0	10.8%	10.8%
636	Precision assemblers, metal	16	8	3	3	35.0%	35.0%
637	Machinists	819	463	170	181	36.8%	39.0%
639	Machinist apprentices	2	1	0	0	0.0%	0.0%
643	Boilermakers	29	14	7	7	47.9%	49.5%
644	Precision grinders, filers, and tool sharpeners	39	22	8	9	37.6%	39.7%
645	Patternmakers and model makers, metal	7	4	2	2	52.2%	52.2%
646	Lay-out workers	23	13	5	6	39.5%	45.6%
647	Precious stones and metals workers (jewelers)	53	27	1	1	1.9%	1.9%
649	Engravers, metal	35	20	4	4	18.9%	18.9%
653	Sheet metal workers	200	115	48	53	42.2%	45.8%
654	Sheet metal worker apprentices	1	0	0	0	0.0%	0.0%
655	Miscellaneous precision metal workers	2	1	0	0	0.0%	0.0%
656	Patternmakers and model makers, wood	7	4	3	3	77.3%	77.3%
657	Cabinet makers and bench carpenters	50	31	8	10	25.6%	32.9%
658	Furniture and wood finishers	59	31	2	2	5.0%	5.0%
666	Dressmakers	110	62	3	3	4.5%	5.0%
667	Tailors	84	52	12	12	22.4%	22.4%
668	Upholsterers	101	54	6	7	11.3%	12.0%
669	Shoe repairers	21	12	4	4	31.8%	31.8%
673	Apparel and fabric patternmakers	3	1	0	0	0.0%	0.0%
674	Miscellaneous precision apparel and fabric workers	12	7	3	3	41.7%	41.7%
675	Hand molders and shapers, except jewelers	25	17	5	5	29.2%	29.2%
676	Patternmakers, lay-out workers, and cutters	40	23	7	7	30.5%	30.5%
677	Optical goods workers	75	37	3	3	6.9%	6.9%
678	Dental laboratory and medical appliance technicians	76	47	2	2	5.2%	5.2%
679	Bookbinders	44	25	8	8	32.5%	33.5%
683	Electrical and electronic equipment assemblers	522	302	82	89	27.1%	29.4%
684	Miscellaneous precision workers, n.e.c.	50	28	5	5	18.3%	18.9%
686	Butchers and meat cutters	473	260	81	86	31.1%	32.9%
687	Bakers	187	102	29	30	28.7%	28.9%
688	Food batchmakers	64	38	6	6	15.4%	15.4%
689	Inspectors, testers, and graders	180	98	34	43	34.9%	43.6%
693	Adjusters and calibrators	24	13	4	4	27.3%	30.1%
694	Water and sewage treatment plant operators	99	61	27	31	45.2%	50.4%
695	Power plant operators	78	45	26	28	57.8%	62.3%
696	Stationary engineers	203	111	42	46	37.9%	41.7%
699	Miscellaneous plant and system operators	75	36	15	17	42.3%	46.0%
	MACHINE OPERATORS, ASSEMBLERS, AND INSPECTORS	13,912	7,882	2,423	2,538	30.7%	32.2%
703	Lathe and turning machine set-up operators	39	22	12	13	55.9%	57.5%
704	Lathe and turning machine operators	110	58	24	25	41.1%	43.1%
705	Milling and planing machine operators	21	12	4	4	29.5%	29.5%
706	Punching and stamping press machine operators	255	149	70	74	47.3%	49.7%
707	Rolling machine operators	21	13	5	5	39.5%	39.5%
708	Drilling and boring machine operators	48	29	17	17	57.4%	59.6%
709	Grinding, abrading, buffing, and polishing machine operators	242	139	61	61	44.0%	44.0%
713	Forging machine operators	25	14	7	9	52.1%	63.7%
714	Numerical control machine operators	2	1	1	1	57.5%	57.5%
715	Misc. metal, plastic, stone, & glass working machine operators	67	36	19	19	52.1%	52.1%
717	Fabricating machine operators, n.e.c.	53	34	13	13	39.2%	39.2%
719	Molding and casting machine operators	174	95	29	30	30.3%	31.3%
723	Metal plating machine operators	51	31	6	6	18.8%	20.3%
724	Heat treating equipment operators	34	23	14	14	61.0%	61.0%
725	Miscellaneous metal and plastic processing machine operators	22	12	4	4	34.5%	34.5%
726	Wood lathe, routing, and planing machine operators	19	11	2	2	14.8%	20.2%
727	Sawing machine operators	194	104	19	21	18.0%	19.9%
728	Shaping and joining machine operators	6	3	1	1	47.2%	47.2%
729	Nail and tacking machine operators	6	4	0	0	0.0%	0.0%
733	Miscellaneous woodworking machine operators	63	32	6	7	18.9%	20.6%
734	Printing machine operators	532	305	70	76	23.1%	24.9%
735	Photoengravers and lithographers	69	42	15	15	36.1%	36.1%
736	Typesetters and compositors	126	68	7	10	11.0%	14.1%
737	Miscellaneous printing machine operators	59	38	9	9	25.0%	25.0%
738	Winding and twisting machine operators	164	81	10	11	11.9%	13.2%
739	Knitting, looping, taping, and weaving machine operators	93	44	2	2	4.5%	5.6%
743	Textile cutting machine operators	13	7	1	2	7.7%	22.0%
744	Textile sewing machine operators	1,326	767	150	162	19.5%	21.1%
745	Shoe machine operators	82	34	8	9	23.3%	26.6%
747	Pressing machine operators	227	140	32	33	22.8%	23.7%
748	Laundering and dry cleaning machine operators	319	167	22	24	13.3%	14.6%
749	Miscellaneous textile machine operators	144	72	10	10	14.0%	14.6%
753	Cementing and gluing machine operators	59	30	10	11	34.6%	36.0%
754	Packaging and filling machine operators	736	422	110	119	26.1%	28.1%
755	Extruding and forming machine operators	57	31	15	16	46.8%	50.9%
756	Mixing and blending machine operators	185	104	36	39	34.4%	37.5%
757	Separating, filtering, and clarifying machine operators	101	53	29	30	54.2%	55.9%
758	Compressing and compacting machine operators	32	17	6	6	37.0%	37.0%
759	Painting and paint spraying machine operators	303	184	59	61	31.8%	33.0%
763	Roasting and baking machine operators, food	10	6	3	3	49.0%	49.0%
764	Washing, cleaning, and pickling machine operators	14	8	3	3	32.5%	36.6%
765	Folding machine operators	37	21	4	4	17.8%	17.8%
766	Furnace, kiln, and oven operators, exc. food	166	92	53	54	57.9%	59.3%
768	Crushing and grinding machine operators	99	49	23	23	46.3%	47.1%
769	Slicing and cutting machine operators	374	205	58	60	28.5%	29.4%
773	Motion picture projectionists	12	8	3	3	35.8%	35.8%
774	Photographic process machine operators	150	83	7	9	8.7%	11.3%
777	Miscellaneous machine operators, n.e.c.	1,718	986	384	391	38.9%	39.6%
779	Machine operators, not specified	566	326	113	119	34.7%	36.5%
783	Welders and cutters	920	531	187	196	35.1%	36.9%
784	Solderers and brazers	64	39	8	8	20.0%	21.3%
785	Assemblers	1,880	1,079	379	391	35.1%	36.2%
786	Hand cutting and trimming occupations	28	19	4	4	21.2%	21.2%
787	Hand molding, casting, and forming occupations	26	17	5	5	27.7%	27.7%
789	Hand painting, coating, and decorating occupations	59	31	8	8	24.6%	24.6%
793	Hand engraving and printing occupations	30	17	4	5	23.8%	26.3%
794	Hand grinding and polishing occupations	9	6	2	2	39.1%	39.1%
795	Miscellaneous hand working occupations	90	47	7	7	13.8%	13.8%
796	Production inspectors, checkers, and examiners	1,263	711	223	239	31.4%	33.6%
797	Production testers	119	67	16	17	24.5%	25.4%
798	Production samplers and weighers	23	12	5	5	39.0%	39.0%
799	Graders and sorters, exc. agricultural	176	97	13	14	13.3%	14.2%
	TRANSPORTATION AND MATERIAL MOVING OCCUPATIONS	7,813	4,351	1,349	1,430	31.0%	32.9%
803	Supervisors, motor vehicle operators	109	60	11	13	18.7%	21.6%
804	Truck drivers, heavy	2,892	1,598	438	460	27.4%	28.8%
805	Truck drivers, light	1,182	695	133	140	19.1%	20.1%
806	Driver-sales workers	367	205	68	71	33.3%	34.6%
808	Bus drivers	773	418	144	171	34.5%	41.0%
809	Taxicab drivers and chauffeurs	268	150	23	24	15.0%	16.2%
813	Parking lot attendants	64	33	3	4	9.6%	12.5%
814	Motor transportation occupations, n.e.c.	10	8	1	1	13.2%	13.2%
823	Railroad conductors and yardmasters	87	44	39	39	88.0%	88.0%
824	Locomotive operating occupations	105	52	49	49	93.9%	93.9%
825	Railroad brake, signal, and switch operators	79	36	33	33	91.2%	91.2%
826	Rail vehicle operators, n.e.c.	12	6	6	6	100.0%	100.0%
828	Ship captains and mates, except fishing boats	49	30	7	7	23.2%	23.2%
829	Sailors and deckhands	27	17	6	6	32.1%	32.1%
833	Marine engineers	6	3	1	2	44.5%	56.6%
834	Bridge, lock, and lighthouse tenders	15	7	4	4	54.5%	54.5%
843	Supervisors, material moving equipment operators	33	15	3	3	19.7%	19.7%
844	Operating engineers	355	185	73	77	39.5%	41.7%
845	Longshore equipment operators	3	2	1	1	77.8%	77.8%
848	Hoist and winch operators	37	21	0	0	2.1%	2.1%
849	Crane and tower operators	146	85	49	50	57.5%	58.6%
853	Excavating and loading machine operators	167	93	22	24	23.7%	25.7%
855	Grader, dozer, and scraper operators	162	84	21	22	25.2%	25.7%
856	Industrial truck and tractor equipment operators	704	416	182	189	43.7%	45.5%
859	Miscellaneous material moving equipment operators	161	86	32	34	36.9%	39.2%
	HANDLERS, EQUIPMENT CLEANERS, HELPERS, AND LABORERS	8,202	4,686	1,183	1,266	25.2%	27.0%
863	Supervisors, handlers, equipment cleaners, & laborers, n.e.c.	27	15	3	3	20.5%	20.5%
864	Helpers, mechanics and repairers	52	28	3	4	9.6%	12.9%
865	Helpers, construction trades	281	165	20	23	12.1%	13.7%
866	Helpers, surveyor	20	12	0	0	0.0%	2.3%
867	Helpers, extractive occupations	6	3	3	3	79.5%	79.5%
869	Construction laborers	1,274	744	185	195	24.8%	26.3%
873	Production helpers	127	74	19	22	25.9%	30.0%
875	Garbage collectors	107	66	15	19	23.3%	28.6%
876	Stevedores	24	13	10	12	74.0%	87.9%
877	Stock handlers and baggers	1,570	876	205	217	23.4%	24.8%
878	Machine feeders and offbearers	167	92	28	30	30.2%	33.3%
883	Freight, stock, and material handlers, n.e.c.	1,108	638	227	246	35.6%	38.6%
885	Garage and service station related occupations	485	261	11	11	4.1%	4.1%
887	Vehicle washers and equipment cleaners	326	186	38	40	20.4%	21.7%
888	Hand packers and packagers	545	305	71	75	23.1%	24.6%
889	Laborers, except construction	2,083	1,208	346	366	28.7%	30.3%
Copyright 2025 by Barry T. Hirsch, David A. Macpherson, and William E. Even.  The use of this data requires citation.