Union Membership, Coverage, Density and Employment by Occupation: 1993
COC	Occupation	Obs	Employment (in 1000s)	Members (in 1000s)	Covered (in 1000s)	% Mem	% Cov
	EXECUTIVE, ADMINISTRATIVE, AND MANAGERIAL OCCUPATIONS	20,596	12,434	775	1,021	6.2%	8.2%
3	Legislators	28	12	0	0	0.0%	0.0%
4	Chief executives and general administrators, public administration	19	11	1	2	4.9%	21.5%
5	Administrators and officials, public administration	953	566	85	121	15.0%	21.4%
6	Administrators, protective services	95	55	15	18	27.7%	31.8%
7	Financial managers	868	520	7	13	1.3%	2.5%
8	Personnel and labor relations managers	162	95	3	4	3.5%	4.5%
9	Purchasing managers	192	125	7	9	5.4%	7.3%
13	Managers, marketing, advertising, and public relations	737	448	2	5	0.4%	1.0%
14	Administrators, education and related fields	1,049	606	111	152	18.3%	25.0%
15	Managers, medicine and health	729	418	21	26	4.9%	6.3%
16	Postmasters and mail superintendents	102	46	19	24	40.0%	52.4%
17	Managers, food serving and lodging establishments	1,362	852	21	27	2.5%	3.1%
18	Managers, properties and real estate	541	342	14	17	4.1%	5.0%
19	Funeral directors	51	38	2	3	4.2%	7.4%
21	Managers, service organizations, n.e.c.	839	474	44	52	9.2%	11.0%
22	Managers and administrators, n.e.c.	6,759	4,141	152	200	3.7%	4.8%
23	Accountants and auditors	2,009	1,217	74	106	6.1%	8.7%
24	Underwriters	173	111	0	0	0.0%	0.0%
25	Other financial officers	1,046	626	18	27	2.8%	4.3%
26	Management analysts	168	101	1	3	1.4%	3.0%
27	Personnel, training, and labor relations specialists	639	393	45	48	11.3%	12.2%
28	Purchasing agents and buyers, farm products	15	5	0	0	0.0%	2.7%
29	Buyers, wholesale and retail trade except farm products	319	194	3	6	1.8%	3.4%
33	Purchasing agents and buyers, n.e.c.	423	256	19	26	7.5%	10.3%
34	Business and promotion agents	26	13	0	0	2.1%	2.1%
35	Construction inspectors	104	61	15	17	24.8%	27.4%
36	Inspectors and compliance officers, except construction	366	215	71	83	33.0%	38.4%
37	Management related occupations, n.e.c.	822	493	26	31	5.3%	6.4%
	PROFESSIONAL SPECIALTY OCCUPATIONS, EXC. TEACHERS	16,267	9,690	1,090	1,360	11.3%	14.0%
43	Architects	123	75	4	4	4.8%	5.0%
44	Aerospace engineers	103	74	5	9	6.3%	11.7%
45	Metallurgical and materials engineers	37	25	2	3	7.3%	11.5%
46	Mining engineers	11	6	0	0	0.0%	0.0%
47	Petroleum engineers	28	15	0	0	0.0%	0.0%
48	Chemical engineers	92	58	3	3	4.5%	4.5%
49	Nuclear engineers	15	6	1	1	14.6%	14.6%
53	Civil engineers	345	194	31	35	15.8%	18.1%
54	Agricultural engineers	5	3	0	0	0.0%	0.0%
55	Electrical and electronic engineers	783	510	47	58	9.3%	11.3%
56	Industrial engineers	318	195	14	16	7.0%	8.0%
57	Mechanical engineers	458	274	15	17	5.3%	6.4%
58	Marine and naval architects	17	11	6	6	52.0%	52.0%
59	Engineers, n.e.c.	367	223	14	20	6.3%	8.9%
63	Surveyors and mapping scientists	28	14	3	3	22.1%	22.1%
64	Computer systems analysts and scientists	1,086	698	33	51	4.7%	7.4%
65	Operations and systems researchers and analysts	367	232	28	35	11.9%	15.2%
66	Actuaries	22	13	0	0	0.0%	0.0%
67	Statisticians	35	24	2	3	7.6%	14.0%
68	Mathematical scientists, n.e.c.	5	5	0	0	10.7%	10.7%
69	Physicists and astronomers	50	29	1	3	5.2%	11.1%
73	Chemists, except biochemists	226	130	7	9	5.4%	6.9%
74	Atmospheric and space scientists	26	12	1	2	7.0%	13.5%
75	Geologists and geodesists	82	49	2	2	3.5%	4.8%
76	Physical scientists, n.e.c.	75	41	6	7	14.8%	15.8%
77	Agricultural and food scientists	58	29	1	2	3.1%	7.0%
78	Biological and life scientists	186	104	7	11	6.6%	10.2%
79	Forestry and conservation scientists	69	29	2	3	7.1%	10.7%
83	Medical scientists	116	70	5	5	6.6%	7.8%
84	Physicians	520	319	19	33	6.0%	10.2%
85	Dentists	27	15	0	0	0.0%	1.1%
86	Veterinarians	50	29	1	1	2.9%	5.0%
87	Optometrists	14	6	0	0	0.0%	0.0%
88	Podiatrists	1	1	0	0	0.0%	0.0%
89	Health diagnosing practitioners, n.e.c.	12	8	0	0	0.0%	0.0%
95	Registered nurses	3,190	1,836	296	350	16.1%	19.1%
96	Pharmacists	290	174	16	20	9.2%	11.5%
97	Dietitians	145	89	13	17	15.0%	19.7%
98	Respiratory therapists	153	98	10	15	10.2%	14.8%
99	Occupational therapists	73	43	5	7	11.9%	15.6%
103	Physical therapists	165	98	5	10	4.9%	9.8%
104	Speech therapists	127	70	27	33	38.8%	46.5%
105	Therapists, n.e.c.	128	78	11	12	13.5%	14.8%
106	Physicians' assistants	70	43	3	3	6.7%	7.9%
	TEACHERS, POSTSECONDARY	1,445	797	146	183	18.3%	22.9%
113	Earth, environmental, and marine science teachers	14	5	2	2	29.9%	34.5%
114	Biological science teachers	53	34	10	10	27.9%	27.9%
115	Chemistry teachers	39	24	5	7	19.8%	29.6%
116	Physics teachers	21	12	1	1	6.8%	6.8%
117	Natural science teachers, n.e.c.	2	1	0	0	0.0%	0.0%
118	Psychology teachers	32	17	3	4	18.8%	21.7%
119	Economics teachers	41	22	4	4	16.9%	16.9%
123	History teachers	28	14	3	3	24.8%	24.8%
124	Political science teachers	24	11	2	3	20.8%	33.1%
125	Sociology teachers	21	11	3	3	25.5%	32.0%
126	Social science teachers, n.e.c.	10	6	1	1	21.2%	21.2%
127	Engineering teachers	58	29	3	4	10.4%	14.8%
128	Mathematical science teachers	87	48	11	15	21.8%	31.4%
129	Computer science teachers	39	18	3	5	16.8%	29.3%
133	Medical science teachers	22	15	1	2	7.7%	13.7%
134	Health specialties teachers	68	36	6	8	16.9%	22.2%
135	Business, commerce, and marketing teachers	49	24	6	8	24.1%	32.5%
136	Agriculture and forestry teachers	7	3	0	0	0.0%	3.8%
137	Art, drama, and music teachers	63	34	6	8	17.2%	23.6%
138	Physical education teachers	15	8	1	2	7.6%	28.5%
139	Education teachers	20	13	6	7	51.6%	55.7%
143	English teachers	110	58	14	15	24.1%	26.4%
144	Foreign language teachers	40	26	4	4	14.7%	15.8%
145	Law teachers	15	8	1	1	12.0%	12.0%
146	Social work teachers	6	3	2	2	67.5%	67.5%
147	Theology teachers	19	10	2	2	22.7%	22.7%
148	Trade and industrial teachers	4	3	0	0	0.0%	0.0%
149	Home economics teachers	1	0	0	0	0.0%	0.0%
153	Teachers, postsecondary, n.e.c.	13	5	0	0	0.0%	0.0%
154	Postsecondary teachers, subject not specified	524	300	48	60	15.9%	20.0%
	TEACHERS, EXCEPT POSTSECONDARY	7,281	4,233	2,018	2,311	47.7%	54.6%
155	Teachers, prekindergarten and kindergarten	826	506	103	127	20.4%	25.0%
156	Teachers, elementary school	2,909	1,683	976	1,107	58.0%	65.8%
157	Teachers, secondary school	2,182	1,240	705	815	56.8%	65.8%
158	Teachers, special education	512	282	178	197	63.0%	69.7%
159	Teachers, n.e.c.	852	522	56	66	10.8%	12.5%
163	Counselors, Educational and Vocational	348	207	72	88	34.7%	42.7%
164	Librarians	354	191	50	62	26.0%	32.3%
165	Archivists and curators	46	28	6	7	20.5%	24.3%
166	Economists	167	101	5	7	5.0%	7.4%
167	Psychologists	285	153	26	30	17.3%	19.4%
168	Sociologists	6	4	1	1	22.9%	22.9%
169	Social scientists, n.e.c.	38	20	2	4	10.4%	20.3%
173	Urban planners	19	12	1	1	11.5%	11.5%
174	Social workers	990	584	138	163	23.7%	27.8%
175	Recreation workers	151	91	4	6	4.0%	6.8%
176	Clergy	591	338	7	11	2.2%	3.3%
177	Religious workers, n.e.c.	101	61	1	1	1.1%	1.2%
178	Lawyers	724	420	19	23	4.5%	5.5%
179	Judges	61	35	1	2	3.5%	4.8%
183	Authors	80	48	3	4	6.7%	8.2%
184	Technical writers	93	59	1	1	1.3%	1.3%
185	Designers	629	394	23	31	5.8%	8.0%
186	Musicians and composers	134	90	19	20	21.0%	22.2%
187	Actors and directors	110	66	7	7	10.2%	10.7%
188	Painters, sculptors, craft-artists, and artist printmakers	146	90	5	8	6.0%	8.5%
189	Photographers	117	77	7	8	9.2%	10.4%
193	Dancers	21	13	1	1	6.2%	10.4%
194	Artists, performers, and related workers, n.e.c.	77	46	6	7	11.8%	15.8%
195	Editors and reporters	435	249	26	35	10.4%	14.1%
197	Public relations specialists	260	148	12	14	7.8%	9.6%
198	Announcers	70	43	2	2	3.7%	5.2%
199	Athletes	116	68	4	7	5.4%	10.2%
	TECHNICIANS AND RELATED SUPPORT OCCUPATIONS	6,549	3,977	452	527	11.4%	13.2%
203	Clinical laboratory technologists and technicians	541	322	33	39	10.2%	12.1%
204	Dental hygienists	138	78	1	1	0.8%	0.8%
205	Health record technologists and technicians	112	72	7	7	9.2%	9.7%
206	Radiologic technicians	237	145	10	16	7.2%	10.8%
207	Licensed practical nurses	727	435	65	70	15.0%	16.1%
208	Health technologists and technicians, n.e.c.	819	498	49	57	9.9%	11.5%
213	Electrical and electronic technicians	484	303	49	62	16.1%	20.5%
214	Industrial engineering technicians	6	4	0	0	2.5%	2.5%
215	Mechanical engineering technicians	17	10	2	2	16.6%	16.6%
216	Engineering technicians, n.e.c.	384	231	33	38	14.4%	16.3%
217	Drafting occupations	385	243	19	22	7.6%	9.1%
218	Surveying and mapping technicians	116	67	9	12	12.8%	17.4%
223	Biological technicians	148	85	6	6	6.8%	7.1%
224	Chemical technicians	133	77	8	8	9.8%	9.8%
225	Science technicians, n.e.c.	175	102	13	15	12.5%	14.9%
226	Airplane pilots and navigators	156	95	49	53	51.4%	55.7%
227	Air traffic controllers	38	22	9	10	39.5%	46.5%
228	Broadcast equipment operators	50	32	9	10	28.6%	30.2%
229	Computer programmers	884	568	23	31	4.1%	5.5%
233	Tool programmers, numerical control	2	1	0	0	0.0%	0.0%
234	Legal assistants	398	233	5	7	2.2%	3.0%
235	Technicians, n.e.c.	599	355	54	63	15.3%	17.6%
	SALES OCCUPATIONS	18,901	11,555	540	626	4.7%	5.4%
243	Supervisors and Proprietors, Sales Occupations	4,423	2,682	126	149	4.7%	5.6%
253	Insurance sales occupations	617	390	9	15	2.3%	4.0%
254	Real estate sales occupations	614	378	8	9	2.0%	2.5%
255	Securities and financial services sales occupations	444	273	4	6	1.5%	2.2%
256	Advertising and related sales occupations	236	143	4	6	2.5%	4.0%
257	Sales occupations, other business services	713	458	20	25	4.3%	5.5%
258	Sales engineers	31	19	0	0	0.0%	0.0%
259	Sales representatives, mining, manufacturing, and wholesale	2,074	1,280	22	36	1.7%	2.8%
263	Sales workers, motor vehicles and boats	395	239	2	3	0.9%	1.3%
264	Sales workers, apparel	717	461	5	7	1.0%	1.5%
265	Sales workers, shoes	162	107	2	3	1.8%	2.9%
266	Sales workers, furniture and home furnishings	235	139	2	2	1.3%	1.7%
267	Sales workers, radio, TV, hi-fi, and appliances	290	191	1	1	0.5%	0.5%
268	Sales workers, hardware and building supplies	389	233	4	5	1.9%	2.0%
269	Sales workers, parts	256	145	3	4	2.0%	2.8%
274	Sales workers, other commodities	2,226	1,311	35	40	2.7%	3.0%
275	Sales counter clerks	290	185	5	5	2.6%	2.9%
276	Cashiers	4,258	2,601	287	306	11.0%	11.8%
277	Street and door-to-door sales workers	286	177	0	0	0.0%	0.1%
278	News vendors	125	75	0	0	0.0%	0.1%
283	Demonstrators, promoters and models, sales	86	49	1	2	1.5%	3.6%
284	Auctioneers	5	3	0	0	0.0%	0.0%
285	Sales support occupations, n.e.c.	29	19	1	1	2.9%	2.9%
	ADMINISTRATIVE SUPPORT OCCUPATIONS, INCLUDING CLERICAL	30,084	18,168	2,501	2,919	13.8%	16.1%
303	Supervisors, general office	764	469	63	71	13.5%	15.2%
304	Supervisors, computer equipment operators	37	26	1	1	3.3%	3.3%
305	Supervisors, financial records processing	160	98	5	7	5.3%	6.9%
306	Chief communications operators	5	3	0	0	0.0%	0.0%
307	Supervisors, distribution, scheduling, and adjusting clerks	266	161	25	30	15.7%	18.8%
308	Computer operators	933	575	74	86	12.9%	15.0%
309	Peripheral equipment operators	9	7	0	0	0.0%	0.0%
313	Secretaries	6,009	3,487	317	399	9.1%	11.4%
314	Stenographers	123	74	7	9	9.9%	12.6%
315	Typists	800	488	77	92	15.8%	18.9%
316	Interviewers	250	153	4	4	2.3%	2.8%
317	Hotel clerks	188	103	6	7	5.6%	6.8%
318	Transportation ticket and reservation agents	339	213	37	41	17.5%	19.1%
319	Receptionists	1,470	906	37	47	4.1%	5.1%
323	Information clerks, n.e.c.	386	247	18	21	7.2%	8.3%
325	Classified-ad clerks	4	2	0	0	0.0%	0.0%
326	Correspondence clerks	21	12	1	2	10.6%	16.7%
327	Order clerks	361	227	78	87	34.4%	38.2%
328	Personnel clerks, except payroll and timekeeping	105	61	5	7	8.6%	12.1%
329	Library clerks	241	138	17	21	12.2%	15.2%
335	File clerks	464	288	25	28	8.6%	9.8%
336	Records clerks	283	175	28	36	15.9%	20.7%
337	Bookkeepers, accounting, and auditing clerks	2,620	1,513	71	89	4.7%	5.9%
338	Payroll and timekeeping clerks	297	175	31	35	17.6%	19.8%
339	Billing clerks	264	156	14	18	9.2%	11.7%
343	Cost and rate clerks	91	57	3	3	5.4%	5.9%
344	Billing, posting, and calculating machine operators	126	71	3	3	4.9%	4.9%
345	Duplicating machine operators	49	30	2	3	7.7%	9.8%
346	Mail preparing and paper handling machine operators	19	10	4	4	36.5%	38.1%
347	Office machine operators, n.e.c.	41	24	2	3	9.8%	12.7%
348	Telephone operators	337	204	67	78	32.8%	38.2%
353	Communications equipment operators, n.e.c.	22	15	4	6	29.0%	39.9%
354	Postal clerks, except mail carriers	517	302	214	241	70.8%	79.8%
355	Mail carriers, postal service	545	336	265	280	78.8%	83.1%
356	Mail clerks, except postal service	275	158	24	27	15.4%	16.9%
357	Messengers	252	166	13	14	7.7%	8.6%
359	Dispatchers	371	229	47	60	20.6%	26.4%
363	Production coordinators	296	199	25	28	12.4%	14.1%
364	Traffic, shipping, and receiving clerks	919	592	103	111	17.4%	18.7%
365	Stock and inventory clerks	842	523	97	105	18.5%	20.0%
366	Meter readers	105	62	26	27	42.3%	43.3%
368	Weighers, measurers, checkers, and samplers	110	73	18	19	24.5%	26.6%
373	Expediters	363	236	24	28	10.2%	11.7%
374	Material recording, scheduling, and distributing clerks, n.e.c.	44	23	3	3	13.5%	13.5%
375	Insurance adjusters, examiners, and investigators	580	370	14	18	3.7%	4.7%
376	Investigators and adjusters, except insurance	1,247	776	41	48	5.2%	6.2%
377	Eligibility clerks, social welfare	149	91	30	35	32.4%	38.2%
378	Bill and account collectors	283	176	13	16	7.3%	8.8%
379	General office clerks	1,119	682	86	96	12.6%	14.0%
383	Bank tellers	790	465	7	11	1.6%	2.4%
384	Proofreaders	46	32	3	3	10.1%	10.1%
385	Data-entry keyers	1,053	653	77	94	11.8%	14.4%
386	Statistical clerks	85	53	10	13	18.3%	24.5%
387	Teachers' aides	843	501	176	212	35.0%	42.3%
389	Administrative support occupations, n.e.c.	2,166	1,303	159	193	12.2%	14.8%
	PRIVATE HOUSEHOLD OCCUPATIONS	1,456	900	5	7	0.5%	0.7%
403	Launderers and ironers	1	0	0	0	0.0%	0.0%
404	Cooks, private household	10	7	0	0	0.0%	0.0%
405	Housekeepers and butlers	34	22	0	0	0.0%	0.0%
406	Child care workers, private household	560	345	1	1	0.2%	0.2%
407	Private household cleaners and servants	851	526	4	6	0.8%	1.2%
	PROTECTIVE SERVICE OCCUPATIONS	3,423	2,192	873	938	39.8%	42.8%
413	Supervisors, firefighting and fire prevention occupations	56	36	25	27	69.7%	75.7%
414	Supervisors, police and detectives	149	96	55	60	57.6%	62.2%
415	Supervisors, guards	72	49	3	5	6.7%	10.6%
416	Fire inspection and fire prevention occupations	42	21	11	11	54.8%	54.8%
417	Firefighting occupations	300	190	141	144	74.0%	75.7%
418	Police and detectives, public service	799	519	310	327	59.8%	63.0%
423	Sheriffs, bailiffs, and other law enforcement officers	201	121	48	52	39.7%	43.3%
424	Correctional institution officers	460	320	168	181	52.6%	56.7%
425	Crossing guards	83	48	13	13	27.4%	28.3%
426	Guards and police, except public service	1,116	708	91	109	12.9%	15.4%
427	Protective service occupations, n.e.c.	145	85	7	8	8.6%	9.1%
	SERVICE OCCUPATIONS, EXCEPT PROTECTIVE AND HOUSEHOLD	20,987	12,576	1,262	1,426	10.0%	11.3%
433	Supervisors, food preparation and service occupations	554	325	20	26	6.1%	8.0%
434	Bartenders	535	305	10	12	3.2%	3.8%
435	Waiters and waitresses	2,443	1,429	43	48	3.0%	3.3%
436	Cooks	3,236	1,985	128	143	6.4%	7.2%
438	Food counter, fountain and related occupations	632	384	5	5	1.2%	1.2%
439	Kitchen workers, food preparation	435	268	40	41	14.8%	15.1%
443	Waiters'/waitresses' assistants	590	367	31	33	8.4%	9.1%
444	Miscellaneous food preparation occupations	1,099	663	71	80	10.7%	12.0%
445	Dental assistants	323	186	3	4	1.5%	2.1%
446	Health aides, except nursing	549	314	50	53	15.9%	16.9%
447	Nursing aides, orderlies, and attendants	2,846	1,683	228	262	13.6%	15.5%
448	Supervisors, cleaning and building service workers	241	149	13	15	8.5%	10.0%
449	Maids and housemen	1,114	659	88	98	13.3%	14.8%
453	Janitors and cleaners	3,254	1,995	359	407	18.0%	20.4%
454	Elevator operators	20	12	4	4	32.9%	32.9%
455	Pest control occupations	62	42	2	2	4.7%	4.9%
456	Supervisors, personal service occupations	117	72	5	6	7.6%	8.7%
457	Barbers	44	36	1	1	3.4%	3.4%
458	Hairdressers and cosmetologists	702	432	4	6	0.9%	1.4%
459	Attendants, amusement and recreation facilities	316	155	10	11	6.5%	7.3%
461	Guides	60	36	3	3	9.0%	9.0%
462	Ushers	40	30	1	1	4.6%	4.6%
463	Public transportation attendants	154	103	72	74	69.9%	72.2%
464	Baggage porters and bellhops	54	32	10	10	31.0%	32.1%
465	Welfare service aides	138	76	11	14	14.4%	18.0%
466	Family child care providers	16	12	0	0	0.0%	0.0%
467	Early childhood teacher's assistants	739	430	16	22	3.6%	5.2%
468	Child care workers, n.e.c.	394	222	21	27	9.6%	12.1%
469	Personal service occupations, n.e.c.	280	175	15	19	8.7%	10.8%
	FARMING, FORESTRY, AND FISHING OCCUPATIONS	2,894	1,824	91	101	5.0%	5.5%
473	Farmers, except horticulture	9	6	0	0	5.2%	5.2%
475	Managers, farms, except horticultural	79	39	1	1	1.6%	1.6%
476	Managers, horticultural specialty farms	3	3	0	0	0.0%	0.0%
477	Supervisors, farm workers	50	36	1	1	2.6%	2.6%
479	Farm workers	1,154	713	11	14	1.6%	2.0%
483	Marine life cultivation workers	6	2	0	0	3.2%	3.2%
484	Nursery workers	50	31	1	1	1.7%	1.7%
485	Supervisors, related agricultural occupations	84	62	6	6	8.9%	8.9%
486	Groundskeepers and gardeners, except farm	1,043	673	66	72	9.8%	10.6%
487	Animal caretakers, except farm	145	88	2	3	2.7%	3.6%
488	Graders and sorters, agricultural products	68	51	2	2	4.3%	4.3%
489	Inspectors, agricultural products	4	2	0	0	0.0%	0.0%
494	Supervisors, forestry and logging workers	15	9	0	0	2.4%	2.4%
495	Forestry workers, except logging	31	18	1	1	3.1%	3.1%
496	Timber cutting and logging occupations	111	67	0	0	0.3%	0.3%
497	Captains and other officers, fishing vessels	5	3	0	0	0.0%	0.0%
498	Fishers	36	22	1	1	2.5%	4.8%
499	Hunters and trappers	1	1	0	0	0.0%	0.0%
	PRECISION PRODUCTION, CRAFT, & REPAIR, EXC. CONSTRUCTION	12,201	7,532	1,814	1,941	24.1%	25.8%
503	Supervisors, mechanics and repairers	364	211	22	28	10.5%	13.5%
505	Automobile mechanics	1,034	655	60	66	9.1%	10.0%
507	Bus, truck, and stationary engine mechanics	536	324	93	99	28.7%	30.7%
508	Aircraft engine mechanics	197	136	57	65	41.7%	47.6%
509	Small engine repairers	86	56	3	4	5.7%	7.4%
514	Automobile body and related repairers	225	141	10	10	6.8%	6.8%
515	Aircraft mechanics, except engine	21	18	9	11	51.2%	64.4%
516	Heavy equipment mechanics	250	148	46	48	31.3%	32.4%
517	Farm equipment mechanics	53	27	1	1	5.4%	5.4%
518	Industrial machinery repairers	862	549	175	180	31.9%	32.8%
519	Machinery maintenance occupations	46	26	9	11	34.0%	42.7%
523	Electronic repairers, communications and industrial equipment	212	129	32	34	24.7%	26.0%
525	Data processing equipment repairers	224	145	11	13	7.3%	8.9%
526	Household appliance and power tool repairers	44	26	2	2	6.6%	6.6%
527	Telephone line installers and repairers	79	45	32	32	70.6%	70.6%
529	Telephone installers and repairers	310	193	120	124	61.9%	64.3%
533	Miscellaneous electrical and electronic equipment repairers	98	62	23	27	37.1%	44.0%
534	Heating, air conditioning, and refrigeration mechanics	340	214	54	55	25.1%	25.8%
535	Camera, watch, and musical instrument repairers	36	23	3	3	12.4%	12.4%
536	Locksmiths and safe repairers	13	10	4	4	34.6%	34.6%
538	Office machine repairers	91	57	5	5	8.4%	9.4%
539	Mechanical controls and valve repairers	26	20	11	11	54.8%	54.8%
543	Elevator installers and repairers	37	26	21	21	81.7%	81.7%
544	Millwrights	149	87	56	58	63.9%	66.1%
547	Specified mechanics and repairers, n.e.c.	613	387	91	97	23.4%	25.0%
549	Not specified mechanics and repairers	309	177	49	51	27.9%	28.7%
	CONSTRUCTION TRADES	5,721	3,600	1,011	1,057	28.1%	29.4%
553	Supervisors, brickmasons, stonemasons, and tile setters	9	7	4	4	58.1%	58.1%
554	Supervisors, carpenters and related workers	21	13	6	6	46.0%	46.0%
555	Supervisors, electricians and power transmission installers	59	34	10	11	30.3%	33.7%
556	Supervisors, painters, paperhangers, and plasterers	3	2	1	1	67.9%	67.9%
557	Supervisors, plumbers, pipefitters, and steamfitters	21	15	6	6	39.8%	42.7%
558	Supervisors, construction, n.e.c.	660	403	98	105	24.4%	26.1%
563	Brickmasons and stonemasons	216	143	31	34	22.0%	23.5%
564	Brickmason and stonemason apprentices	3	2	2	2	100.0%	100.0%
565	Tile setters, hard and soft	36	21	2	2	10.1%	10.1%
566	Carpet installers	93	62	9	11	14.2%	17.1%
567	Carpenters	1,337	814	161	167	19.7%	20.5%
569	Carpenter apprentices	7	4	1	1	24.8%	24.8%
573	Drywall installers	155	102	19	19	19.1%	19.1%
575	Electricians	885	542	241	246	44.4%	45.5%
576	Electrician apprentices	35	20	9	9	45.3%	45.3%
577	Electrical power installers and repairers	188	113	74	77	66.0%	68.3%
579	Painters, construction and maintenance	480	322	59	61	18.2%	18.9%
583	Paperhangers	11	6	2	2	28.8%	28.8%
584	Plasterers	44	29	6	6	20.4%	20.4%
585	Plumbers, pipefitters, and steamfitters	546	342	125	133	36.5%	39.0%
587	Plumber, pipefitter, and steamfitter apprentices	18	12	4	4	30.4%	30.4%
588	Concrete and terrazzo finishers	100	71	12	12	16.3%	17.3%
589	Glaziers	51	31	7	7	22.3%	22.3%
593	Insulation workers	84	56	18	19	32.0%	34.2%
594	Paving, surfacing, and tamping equipment operators	14	9	2	2	23.3%	23.3%
595	Roofers	246	169	19	23	11.2%	13.5%
596	Sheetmetal duct installers	38	25	9	10	36.7%	38.1%
597	Structural metal workers	72	43	24	24	55.2%	56.4%
598	Drillers, earth	29	14	3	3	23.4%	23.4%
599	Construction trades, n.e.c.	260	178	48	50	27.1%	27.9%
613	Supervisors, extractive occupations	83	42	1	1	2.4%	2.4%
614	Drillers, oil well	45	26	2	3	7.5%	10.9%
615	Explosives workers	12	8	2	2	26.0%	26.0%
616	Mining machine operators	88	42	20	21	47.6%	50.2%
617	Mining occupations, n.e.c.	48	28	9	10	33.5%	37.5%
628	Supervisors, production occupations	1,928	1,205	163	185	13.5%	15.4%
634	Tool and die makers	196	118	42	43	35.2%	36.2%
635	Tool and die maker apprentices	5	3	1	1	19.3%	19.3%
636	Precision assemblers, metal	35	23	7	7	29.7%	29.7%
637	Machinists	660	428	126	134	29.4%	31.4%
639	Machinist apprentices	2	2	0	0	0.0%	0.0%
643	Boilermakers	30	19	13	13	64.2%	66.9%
644	Precision grinders, filers, and tool sharpeners	26	14	3	3	22.9%	22.9%
645	Patternmakers and model makers, metal	11	6	4	4	65.9%	65.9%
646	Lay-out workers	21	11	5	7	48.2%	59.2%
647	Precious stones and metals workers	80	42	1	1	3.6%	3.6%
649	Engravers, metal	11	6	0	0	7.9%	7.9%
653	Sheet metal workers	153	94	37	42	39.1%	44.6%
654	Sheet metal worker apprentices	3	1	0	1	8.9%	51.0%
655	Miscellaneous precision metal workers	3	2	1	1	30.7%	30.7%
656	Patternmakers and model makers, wood	9	5	1	1	11.3%	25.5%
657	Cabinet makers and bench carpenters	80	49	6	6	11.2%	13.0%
658	Furniture and wood finishers	41	24	6	7	25.4%	27.8%
659	Miscellaneous precision woodworkers	1	0	0	0	0.0%	0.0%
666	Dressmakers	76	42	3	3	7.1%	7.1%
667	Tailors	43	24	4	4	18.1%	18.1%
668	Upholsterers	62	41	1	1	1.4%	1.4%
669	Shoe repairers	20	13	3	3	22.6%	22.6%
674	Miscellaneous precision apparel and fabric workers	10	7	0	0	0.0%	0.0%
675	Hand molders and shapers, except jewelers	18	14	3	3	21.0%	21.0%
676	Patternmakers, lay-out workers, and cutters	23	16	2	2	12.9%	12.9%
677	Optical goods workers	87	53	3	4	6.5%	7.6%
678	Dental laboratory and medical appliance technicians	65	42	0	0	0.0%	0.0%
679	Bookbinders	53	31	6	6	19.1%	19.1%
683	Electrical and electronic equipment assemblers	503	319	76	77	23.9%	24.3%
684	Miscellaneous precision workers, n.e.c.	13	9	2	2	26.5%	26.5%
686	Butchers and meat cutters	468	280	80	83	28.7%	29.5%
687	Bakers	153	93	22	23	23.9%	24.4%
688	Food batchmakers	78	44	12	12	27.5%	27.5%
689	Inspectors, testers, and graders	203	129	37	40	28.5%	31.1%
693	Adjusters and calibrators	20	10	1	1	8.5%	8.5%
694	Water and sewage treatment plant operators	96	57	16	19	28.1%	32.9%
695	Power plant operators	100	51	28	30	55.5%	59.3%
696	Stationary engineers	214	126	54	58	42.8%	45.8%
699	Miscellaneous plant and system operators	70	38	14	16	36.8%	42.8%
	MACHINE OPERATORS, ASSEMBLERS, AND INSPECTORS	11,924	7,406	1,829	1,920	24.7%	25.9%
703	Lathe and turning machine set-up operators	22	13	6	6	49.0%	49.0%
704	Lathe and turning machine operators	83	49	16	17	31.5%	35.2%
705	Milling and planing machine operators	13	7	2	2	20.2%	32.5%
706	Punching and stamping press machine operators	157	96	32	35	33.6%	36.7%
707	Rolling machine operators	14	9	5	5	50.2%	50.2%
708	Drilling and boring machine operators	38	24	6	8	25.3%	31.8%
709	Grinding, abrading, buffing, and polishing machine operators	219	130	38	39	29.2%	30.4%
713	Forging machine operators	21	14	6	6	46.7%	46.7%
714	Numerical control machine operators	14	8	4	4	55.6%	55.6%
715	Miscellaneous metal, plastic, stone, and glass working machine operators	64	41	13	13	31.2%	31.2%
717	Fabricating machine operators, n.e.c.	42	27	9	10	34.4%	36.5%
719	Molding and casting machine operators	147	92	18	19	19.4%	20.2%
723	Metal plating machine operators	34	20	4	4	19.7%	19.7%
724	Heat treating equipment operators	16	11	5	5	48.2%	48.2%
725	Miscellaneous metal and plastic processing machine operators	31	20	3	3	16.1%	16.1%
726	Wood lathe, routing, and planing machine operators	17	8	1	1	12.1%	12.1%
727	Sawing machine operators	144	86	8	8	9.9%	9.9%
728	Shaping and joining machine operators	3	1	0	0	0.0%	0.0%
729	Nailing and tacking machine operators	2	1	0	0	0.0%	0.0%
733	Miscellaneous woodworking machine operators	50	29	3	4	8.6%	13.4%
734	Printing press operators	436	270	64	65	23.8%	24.1%
735	Photoengravers and lithographers	49	32	4	4	12.5%	12.5%
736	Typesetters and compositors	84	55	3	3	4.8%	6.3%
737	Miscellaneous printing machine operators	47	28	3	4	12.2%	15.0%
738	Winding and twisting machine operators	92	50	8	8	15.4%	15.4%
739	Knitting, looping, taping, and weaving machine operators	80	42	1	1	3.4%	3.4%
743	Textile cutting machine operators	8	5	0	0	0.0%	0.0%
744	Textile sewing machine operators	1,006	624	82	86	13.2%	13.8%
745	Shoe machine operators	34	17	5	5	31.5%	31.5%
747	Pressing machine operators	234	159	18	19	11.5%	12.2%
748	Laundering and dry cleaning machine operators	331	201	27	30	13.5%	15.0%
749	Miscellaneous textile machine operators	102	58	11	11	18.2%	18.7%
753	Cementing and gluing machine operators	35	21	5	5	22.4%	22.4%
754	Packaging and filling machine operators	576	363	98	102	26.9%	28.0%
755	Extruding and forming machine operators	47	31	8	9	24.8%	30.2%
756	Mixing and blending machine operators	188	114	28	29	24.7%	25.0%
757	Separating, filtering, and clarifying machine operators	86	50	23	25	46.5%	49.8%
758	Compressing and compacting machine operators	31	17	5	5	26.4%	29.9%
759	Painting and paint spraying machine operators	300	205	48	49	23.6%	23.9%
763	Roasting and baking machine operators, food	11	7	1	1	14.7%	14.7%
764	Washing, cleaning, and pickling machine operators	17	9	3	4	35.5%	39.3%
765	Folding machine operators	30	18	3	3	14.4%	14.4%
766	Furnace, kiln, and oven operators, except food	132	81	44	46	55.0%	56.6%
768	Crushing and grinding machine operators	58	38	9	10	23.8%	26.9%
769	Slicing and cutting machine operators	305	191	38	40	19.7%	20.7%
773	Motion picture projectionists	11	8	1	1	7.2%	7.2%
774	Photographic process machine operators	130	79	6	8	7.8%	9.6%
777	Miscellaneous machine operators, n.e.c.	1,644	1,021	331	343	32.5%	33.6%
779	Machine operators, not specified	505	304	92	102	30.3%	33.7%
783	Welders and cutters	820	525	156	164	29.7%	31.2%
784	Solderers and brazers	40	22	2	2	7.9%	10.5%
785	Assemblers	1,803	1,137	331	344	29.2%	30.2%
786	Hand cutting and trimming occupations	20	12	2	2	13.5%	18.5%
787	Hand molding, casting, and forming occupations	26	15	4	5	29.5%	34.3%
789	Hand painting, coating, and decorating occupations	46	22	6	6	29.2%	29.2%
793	Hand engraving and printing occupations	26	17	2	2	12.7%	12.7%
795	Miscellaneous hand working occupations	117	63	8	8	12.7%	13.0%
796	Production inspectors, checkers, and examiners	933	583	124	130	21.2%	22.2%
797	Production testers	78	55	16	16	29.7%	29.7%
798	Production samplers and weighers	20	10	4	4	38.7%	38.7%
799	Graders and sorters, except agricultural	255	159	24	27	15.0%	16.7%
	TRANSPORTATION AND MATERIAL MOVING OCCUPATIONS	7,526	4,586	1,219	1,290	26.6%	28.1%
803	Supervisors, motor vehicle operators	117	77	7	10	8.8%	12.5%
804	Truck drivers	4,182	2,544	528	559	20.8%	22.0%
806	Driver-sales workers	282	161	38	39	23.4%	24.1%
808	Bus drivers	782	499	188	205	37.7%	41.1%
809	Taxicab drivers and chauffeurs	249	154	13	15	8.6%	9.6%
813	Parking lot attendants	65	41	10	12	23.6%	27.9%
814	Motor transportation occupations, n.e.c.	8	6	0	0	0.0%	0.0%
823	Railroad conductors and yardmasters	80	40	34	34	84.7%	84.7%
824	Locomotive operating occupations	82	43	36	37	83.8%	85.0%
825	Railroad brake, signal, and switch operators	44	21	17	17	82.4%	82.4%
826	Rail vehicle operators, n.e.c.	4	3	3	3	100.0%	100.0%
828	Ship captains and mates, except fishing boats	41	24	8	8	32.9%	32.9%
829	Sailors and deckhands	34	25	8	8	30.4%	30.4%
833	Marine engineers	4	2	0	1	20.5%	41.8%
834	Bridge, lock, and lighthouse tenders	11	7	4	5	61.4%	71.3%
843	Supervisors, material moving equipment operators	12	9	3	3	38.4%	38.4%
844	Operating engineers	329	177	54	56	30.7%	31.6%
845	Longshore equipment operators	6	3	2	2	78.9%	78.9%
848	Hoist and winch operators	30	16	3	4	16.1%	21.8%
849	Crane and tower operators	126	81	52	52	64.0%	64.7%
853	Excavating and loading machine operators	150	82	19	20	23.2%	24.9%
855	Grader, dozer, and scraper operators	131	76	18	19	24.0%	25.1%
856	Industrial truck and tractor equipment operators	651	430	151	158	35.0%	36.7%
859	Miscellaneous material moving equipment operators	106	65	24	25	37.5%	38.5%
	HANDLERS, EQUIPMENT CLEANERS, HELPERS, AND LABORERS	7,340	4,630	1,000	1,056	21.6%	22.8%
864	Supervisors, handlers, equipment cleaners, and laborers, n.e.c.	26	14	0	0	2.0%	2.0%
865	Helpers, mechanics, and repairers	56	37	5	6	13.2%	17.3%
866	Helpers, construction trades	169	118	16	16	13.3%	13.3%
867	Helpers, surveyor	17	10	0	0	0.0%	3.6%
868	Helpers, extractive occupations	4	1	1	1	85.9%	85.9%
869	Construction laborers	1,033	647	127	140	19.7%	21.6%
874	Production helpers	77	51	11	12	22.7%	23.4%
875	Garbage collectors	79	53	21	22	38.7%	40.6%
876	Stevedores	18	12	11	11	98.7%	98.7%
877	Stock handlers and baggers	1,697	1,083	207	214	19.1%	19.7%
878	Machine feeders and offbearers	121	73	19	20	25.5%	27.2%
883	Freight, stock, and material handlers, n.e.c.	1,033	648	207	219	32.0%	33.8%
885	Garage and service station related occupations	316	195	8	11	4.3%	5.8%
887	Vehicle washers and equipment cleaners	345	238	35	36	14.5%	15.2%
888	Hand packers and packagers	533	339	65	67	19.2%	19.9%
889	Laborers, except construction	1,816	1,112	266	280	24.0%	25.2%
Copyright 2025 by Barry T. Hirsch, David A. Macpherson, and William E. Even.  The use of this data requires citation.