Union Membership, Coverage, Density and Employment by Industry, 2002  (details in table note)
CIC	Industry Name	Obs	Employment	Members	Covered	%Mem	%Cov
	AGRICULTURE	2,699	1,765,433	42,445	47,657	2.4	2.7
10	Agricultural production, crops	707	478,669	11,546	11,912	2.4	2.5
11	Agricultural production, livestock	681	360,217	3,388	5,217	0.9	1.4
12	Veterinary services	292	180,201	811	1,351	0.5	0.7
20	Landscape and horticultural services	826	589,831	25,806	28,283	4.4	4.8
30	Agricultural services, n.e.c.	193	156,516	894	894	0.6	0.6
	FORESTRY AND FISHERIES	221	97,544	9,761	12,900	10.0	13.2
31	Forestry	146	59,052	7,143	9,578	12.1	16.2
32	Fishing, hunting, and trapping	75	38,492	2,618	3,322	6.8	8.6
	MINING	990	457,002	38,498	45,415	8.4	9.9
40	Metal mining	123	41,417	8,195	9,748	19.8	23.5
41	Coal mining	217	87,132	18,391	19,627	21.1	22.5
42	Oil and gas extraction	499	261,191	4,961	6,225	1.9	2.4
50	Nonmetallic mining and quarrying, except fuel	151	67,262	6,951	9,815	10.3	14.6
60	CONSTRUCTION	10,908	7,174,026	1,346,366	1,398,985	18.8	19.5
	MANUFACTURING, NONDURABLE GOODS	10,101	6,824,562	856,575	914,661	12.6	13.4
100	Meat products	736	430,199	84,226	91,608	19.6	21.3
101	Dairy products	216	118,969	24,510	24,510	20.6	20.6
102	Canned, frozen and preserved fruits and vegetables	253	150,576	30,046	30,884	20.0	20.5
110	Grain mill products	253	170,020	23,917	24,311	14.1	14.3
111	Bakery products	261	184,210	36,173	37,076	19.6	20.1
112	Sugar and confectionery products	173	111,026	23,028	24,372	20.7	22.0
120	Beverage industries	268	198,246	37,533	39,947	18.9	20.2
121	Miscellaneous food preparations & kindred products	282	185,172	25,797	26,662	13.9	14.4
122	Not specified food industries	12	8,228	771	771	9.4	9.4
130	Tobacco manufactures	55	46,412	10,826	12,316	23.3	26.5
132	Knitting mills	65	49,635	0	0	0.0	0.0
140	Dyeing and finishing textiles, except wool & knit goods	40	29,217	2,217	2,217	7.6	7.6
141	Carpets and rugs	79	80,372	995	995	1.2	1.2
142	Yarn, thread, and fabric mills	288	209,102	8,547	8,547	4.1	4.1
150	Miscellaneous textile mill products	60	44,237	7,342	7,342	16.6	16.6
151	Apparel and accessories, except knit	505	383,013	28,164	30,630	7.4	8.0
152	Miscellaneous fabricated textile products	160	120,286	10,527	11,144	8.8	9.3
160	Pulp, paper, and paperboard mills	355	227,725	87,002	88,833	38.2	39.0
161	Miscellaneous paper and pulp products	243	169,152	26,169	26,169	15.5	15.5
162	Paperboard containers and boxes	264	176,263	34,011	37,002	19.3	21.0
171	Newspaper publishing and printing	761	482,689	58,672	66,892	12.2	13.9
172	Printing, publishing, & allied ind., exc. newspapers	1,584	1,077,377	56,349	62,566	5.2	5.8
180	Plastics, synthetics, and resins	215	140,669	18,162	19,142	12.9	13.6
181	Drugs	615	424,399	19,423	22,557	4.6	5.3
182	Soaps and cosmetics	217	153,117	11,906	13,773	7.8	9.0
190	Paints, varnishes, and related products	74	53,832	4,375	5,071	8.1	9.4
191	Agricultural chemicals	68	38,231	1,733	1,733	4.5	4.5
192	Industrial and miscellaneous chemicals	618	422,824	61,712	68,785	14.6	16.3
200	Petroleum refining	197	135,386	32,976	32,976	24.4	24.4
201	Miscellaneous petroleum and coal products	39	29,520	2,973	2,973	10.1	10.1
210	Tires and inner tubes	122	93,104	29,329	32,018	31.5	34.4
211	Other rubber products, & plastics footwear & belting	178	117,833	12,850	13,575	10.9	11.5
212	Miscellaneous plastics products	733	502,810	37,277	38,681	7.4	7.7
220	Leather tanning and finishing	15	9,434	3,593	3,593	38.1	38.1
221	Footwear, except rubber and plastic	65	33,699	2,765	4,312	8.2	12.8
222	Leather products, except footwear	32	17,577	676	676	3.8	3.8
	MANUFACTURING, DURABLE GOODS	15,043	10,170,161	1,587,997	1,662,905	15.6	16.4
230	Logging	130	74,045	2,241	3,001	3.0	4.1
231	Sawmills, planing mills, and millwork	593	364,261	35,132	36,250	9.6	10.0
232	Wood buildings and mobile homes	94	69,356	3,163	3,163	4.6	4.6
241	Miscellaneous wood products	186	115,945	6,085	6,085	5.2	5.2
242	Furniture and fixtures	766	558,080	42,688	47,417	7.6	8.5
250	Glass and glass products	205	144,538	34,102	34,702	23.6	24.0
251	Cement, concrete, gypsum, and plaster products	304	194,645	26,940	27,593	13.8	14.2
252	Structural clay products	41	32,223	6,873	6,873	21.3	21.3
261	Pottery and related products	41	29,894	5,731	5,731	19.2	19.2
262	Miscellaneous nonmetallic mineral & stone products	142	100,864	13,136	13,136	13.0	13.0
270	Blast furnaces, steelworks, rolling and finishing mills	415	280,933	104,099	106,991	37.1	38.1
271	Iron and steel foundries	111	77,249	24,932	24,932	32.3	32.3
272	Primary aluminum industries	159	114,874	41,693	43,390	36.3	37.8
280	Other primary metal industries	3,243	163,558	27,483	27,600	16.8	16.9
281	Cutlery, handtools, and general hardware	178	112,257	19,183	20,090	17.1	17.9
282	Fabricated structural metal products	748	505,779	73,612	78,773	14.6	15.6
290	Screw machine products	83	59,748	8,545	8,545	14.3	14.3
291	Metal forgings and stampings	137	93,461	29,851	29,851	31.9	31.9
292	Ordnance	69	34,934	5,987	7,150	17.1	20.5
300	Miscellaneous fabricated metal products	476	327,576	45,828	46,280	14.0	14.1
301	Not specified metal industries	4	4,289	0	0	0.0	0.0
310	Engines and turbines	89	64,197	13,336	14,433	20.8	22.5
311	Farm machinery and equipment	191	92,520	17,590	19,906	19.0	21.5
312	Construction and material handling machines	292	189,139	44,686	45,763	23.6	24.2
320	Metalworking machinery	296	202,546	16,242	19,491	8.0	9.6
321	Office and accounting machines	55	31,336	1,042	1,042	3.3	3.3
322	Computers and related equipment	550	386,706	5,174	7,695	1.3	2.0
331	Machinery, except electrical, n.e.c.	1,423	975,822	113,198	116,611	11.6	12.0
332	Not specified machinery	7	5,168	971	971	18.8	18.8
340	Household appliances	146	105,749	22,750	25,092	21.5	23.7
341	Radio, TV, and communication equipment	423	312,053	19,802	21,251	6.3	6.8
342	Electrical machinery, equipment, and supplies, n.e.c.	1,617	1,036,812	99,608	106,085	9.6	10.2
350	Not specified electrical machinery, equip., & supplies	15	15,444	743	743	4.8	4.8
351	Motor vehicles and motor vehicle equipment	1,512	1,162,148	404,670	413,523	34.8	35.6
352	Aircraft and parts	600	388,327	100,406	109,086	25.9	28.1
360	Ship and boat building and repairing	274	149,308	31,818	33,206	21.3	22.2
361	Railroad locomotives and equipment	29	19,325	11,623	11,859	60.1	61.4
362	Guided missiles, space vehicles, and parts	315	253,673	33,084	38,197	13.0	15.1
370	Cycles and miscellaneous transportation equipment	140	84,977	16,353	17,916	19.2	21.1
371	Scientific and controlling instruments	285	187,402	10,334	10,934	5.5	5.8
372	Medical, dental, and optical instruments and supplies	544	358,895	13,943	15,456	3.9	4.3
380	Photographic equipment and supplies	99	72,594	5,566	5,566	7.7	7.7
381	Watches, clocks, and clockwork operated devices	6	4,235	0	0	0.0	0.0
390	Toys, amusement, and sporting goods	196	124,118	8,831	10,364	7.1	8.3
391	Miscellaneous manufacturing industries	644	365,029	22,982	24,224	6.3	6.6
392	Not specified manufacturing industries	170	124,128	15,941	15,941	12.8	12.8
	TRANSPORTATION	8,432	5,614,489	1,847,623	1,951,199	32.9	34.8
400	Railroads	465	258,956	175,430	180,027	67.7	69.5
401	Bus service and urban transit	977	690,767	248,654	262,479	36.0	38.0
402	Taxicab service	128	94,924	9,457	9,674	10.0	10.2
410	Trucking service	3,201	2,154,986	396,288	420,748	18.4	19.5
411	Warehousing and storage	284	208,053	20,960	21,851	10.1	10.5
412	U.S. Postal Service	1,396	873,650	614,911	655,385	70.4	75.0
420	Water transportation	269	188,956	50,761	53,553	26.9	28.3
421	Air transportation	1,197	814,952	305,737	321,237	37.5	39.4
422	Pipe lines, except natural gas	30	10,077	1,107	1,107	11.0	11.0
432	Services incidental to transportation	485	319,167	24,318	25,138	7.6	7.9
	COMMUNICATIONS	2,786	1,901,515	380,111	404,045	20.0	21.2
440	Radio and television broadcasting and cable	743	475,379	46,085	52,768	9.7	11.1
441	Telephone communications	1,997	1,395,891	331,557	348,808	23.8	25.0
442	Telegraph and misc. communications services	46	30,245	2,469	2,469	8.2	8.2
	UTILITIES AND SANITARY SERVICES	2,265	1,442,739	423,364	459,935	29.3	31.9
450	Electric light and power	1,005	614,031	175,017	187,888	28.5	30.6
451	Gas and steam supply systems	212	118,371	31,474	33,276	26.6	28.1
452	Electric and gas, and other combinations	158	120,104	55,566	57,304	46.3	47.7
470	Water supply and irrigation	381	255,987	70,362	80,190	27.5	31.3
471	Sanitary services	503	329,942	89,763	100,095	27.2	30.3
472	Not specified utilities	6	4,304	1,181	1,181	27.5	27.5
	WHOLESALE TRADE	6,726	4,455,173	219,205	237,374	4.9	5.3
500	Motor vehicles and equipment	322	225,643	9,018	9,423	4.0	4.2
501	Furniture and home furnishings	131	91,397	3,943	3,943	4.3	4.3
502	Lumber and construction materials	254	175,282	4,555	4,555	2.6	2.6
510	Professional and commercial equipment and supplies	605	423,416	9,293	10,427	2.2	2.5
511	Metals and minerals, except petroleum	113	75,412	6,546	6,739	8.7	8.9
512	Electrical goods	372	256,279	2,477	2,477	1.0	1.0
521	Hardware, plumbing and heating supplies	410	271,352	14,436	15,275	5.3	5.6
530	Machinery, equipment, and supplies	852	522,518	12,309	14,750	2.4	2.8
531	Scrap and waste materials	205	137,612	10,222	13,727	7.4	10.0
532	Miscellaneous wholesale, durable goods	178	120,546	5,084	5,084	4.2	4.2
540	Paper and paper products	210	145,802	6,012	7,461	4.1	5.1
541	Drugs, chemicals and allied products	368	271,159	10,518	10,518	3.9	3.9
542	Apparel, fabrics, and notions	146	100,435	2,734	2,734	2.7	2.7
550	Groceries and related products	1,363	906,563	94,558	100,990	10.4	11.1
551	Farm-product raw materials	174	81,895	3,612	4,058	4.4	5.0
552	Petroleum products	176	110,764	3,393	4,448	3.1	4.0
560	Alcoholic beverages	203	134,424	10,873	10,975	8.1	8.2
561	Farm supplies	225	124,904	841	841	0.7	0.7
562	Miscellaneous wholesale, nondurable goods	388	254,236	7,294	7,461	2.9	2.9
571	Not specified wholesale trade	31	25,532	1,488	1,488	5.8	5.8
	RETAIL TRADE	31,331	20,749,574	924,549	1,023,136	4.5	4.9
580	Lumber and building material retailing	1,001	647,026	15,946	18,995	2.5	2.9
581	Hardware stores	309	190,479	1,484	1,484	0.8	0.8
582	Retail nurseries and garden stores	183	114,935	1,897	1,897	1.7	1.7
590	Mobile home dealers	49	33,251	0	0	0.0	0.0
591	Department stores	3,312	2,187,645	60,897	65,924	2.8	3.0
592	Variety stores	188	144,724	1,997	1,997	1.4	1.4
600	Miscellaneous general merchandise stores	288	189,345	12,487	14,097	6.6	7.4
601	Grocery stores	4,256	2,745,568	557,835	583,919	20.3	21.3
602	Dairy products stores	34	24,964	798	798	3.2	3.2
610	Retail bakeries	306	186,228	11,615	12,604	6.2	6.8
611	Food stores, n.e.c.	277	176,859	8,308	8,660	4.7	4.9
612	Motor vehicle dealers	1,899	1,237,955	38,560	42,830	3.1	3.5
620	Auto and home supply stores	661	425,151	10,027	11,673	2.4	2.7
621	Gasoline service stations	460	307,017	3,125	5,050	1.0	1.6
622	Miscellaneous vehicle dealers	213	136,473	3,056	3,895	2.2	2.9
623	Apparel and accessory stores, except shoe	1,061	731,032	9,578	14,332	1.3	2.0
630	Shoe stores	185	138,532	1,963	1,963	1.4	1.4
631	Furniture and home furnishings stores	871	562,331	11,251	15,865	2.0	2.8
632	Household appliance stores	100	70,800	865	865	1.2	1.2
633	Radio, TV, and computer stores	713	521,471	5,429	7,106	1.0	1.4
640	Music stores	170	122,356	599	1,310	0.5	1.1
641	Eating and drinking places	9,927	6,718,571	78,417	111,095	1.2	1.7
642	Drug stores	971	650,158	45,308	50,306	7.0	7.7
650	Liquor stores	142	93,436	4,768	4,768	5.1	5.1
651	Sporting goods, bicycles, and hobby stores	569	380,834	2,939	2,939	0.8	0.8
652	Book and stationery stores	420	274,137	3,815	3,815	1.4	1.4
660	Jewelry stores	227	149,779	1,700	1,700	1.1	1.1
661	Gift, novelty, and souvenir shops	286	184,673	1,474	1,474	0.8	0.8
662	Sewing, needlework and piece goods stores	80	48,741	637	637	1.3	1.3
663	Catalog and mail order houses	249	136,656	661	830	0.5	0.6
670	Vending machine operators	87	60,320	2,341	3,266	3.9	5.4
671	Direct selling establishments	171	112,534	1,551	1,551	1.4	1.4
672	Fuel dealers	212	101,543	3,599	3,599	3.5	3.5
681	Retail florists	188	111,450	0	0	0.0	0.0
682	Miscellaneous retail stores	1,095	704,709	14,657	16,926	2.1	2.4
691	Not specified retail trade	171	127,894	4,965	4,965	3.9	3.9
	FINANCE, INSURANCE, AND REAL ESTATE	12,217	7,900,753	182,205	227,460	2.3	2.9
700	Banking	3,082	1,926,727	24,321	32,180	1.3	1.7
701	Savings institutions, including credit unions	474	285,358	12,603	14,187	4.4	5.0
702	Credit agencies, n.e.c.	1,220	788,582	5,586	9,558	0.7	1.2
710	Security, commodity brokerage, & invest. companies	1,285	888,957	7,853	16,009	0.9	1.8
711	Insurance	3,478	2,207,104	50,997	63,935	2.3	2.9
712	Real estate, including real estate-insurance offices	2,678	1,804,025	80,845	91,591	4.5	5.1
	BUSINESS AND REPAIR SERVICES	10,824	7,547,855	241,429	296,472	3.2	3.9
721	Advertising	324	229,232	3,502	4,972	1.5	2.2
722	Services to dwellings and other buildings	1,015	707,318	54,193	59,877	7.7	8.5
731	Personnel supply services	1,269	913,274	14,340	21,032	1.6	2.3
732	Computer and data processing services	2,446	1,741,316	15,554	29,429	0.9	1.7
740	Detective and protective services	943	687,257	39,939	50,244	5.8	7.3
741	Business services, n.e.c.	2,458	1,661,496	46,963	56,729	2.8	3.4
742	Automotive rental and leasing, without drivers	224	155,684	6,586	6,586	4.2	4.2
750	Automotive parking and carwashes	213	152,475	10,984	10,984	7.2	7.2
751	Automotive repair and related services	1,305	876,656	26,996	30,913	3.1	3.5
752	Electrical repair shops	95	67,762	5,209	5,209	7.7	7.7
760	Miscellaneous repair services	532	355,384	17,161	20,498	4.8	5.8
	PERSONAL SERVICES	5,809	3,589,069	142,533	157,120	4.0	4.4
761	Private Households	1,131	804,509	5,729	6,603	0.7	0.8
762	Hotels and Motels	2,496	1,317,314	111,144	119,120	8.4	9.0
770	Lodging places, except hotels and motels	181	96,125	681	767	0.7	0.8
771	Laundry, cleaning, and garment services	556	377,975	14,501	16,984	3.8	4.5
772	Beauty shops	887	609,954	1,312	1,560	0.2	0.3
780	Barber shops	54	40,846	1,553	1,553	3.8	3.8
781	Funeral service and crematories	139	93,247	3,678	3,678	3.9	3.9
782	Shoe repair shops	5	3,504	0	0	0.0	0.0
790	Dressmaking shops	6	3,863	0	0	0.0	0.0
791	Miscellaneous personal services	354	241,732	3,935	6,856	1.6	2.8
	ENTERTAINMENT AND RECREATION SERVICES	3,634	2,409,068	206,244	236,287	8.6	9.8
800	Theaters and motion pictures	688	504,827	81,636	94,659	16.2	18.8
801	Video tape rental	142	92,254	527	527	0.6	0.6
802	Bowling centers	57	36,663	368	368	1.0	1.0
810	Miscellaneous entertainment & recreation services	2,747	1,775,325	123,713	140,733	7.0	7.9
831	HOSPITALS	8,403	5,301,715	754,952	851,189	14.2	16.1
	MEDICAL SERVICES, EXCEPT HOSPITALS	10,236	6,491,243	431,499	476,081	6.6	7.3
812	Offices and clinics of physicians	2,540	1,610,201	50,990	58,031	3.2	3.6
820	Offices and clinics of dentists	917	581,264	10,309	12,694	1.8	2.2
821	Offices and clinics of chiropractors	128	84,530	0	482	0.0	0.6
822	Offices and clinics of optometrists	72	50,586	448	448	0.9	0.9
830	Offices and clinics of health practitioners, n.e.c.	86	56,371	2,662	2,662	4.7	4.7
832	Nursing and personal care facilities	3,058	1,875,915	168,845	186,684	9.0	10.0
840	Health services, n.e.c.	3,435	2,232,376	198,245	215,079	8.9	9.6
	EDUCATIONAL SERVICES	18,225	11,389,191	3,975,036	4,449,687	34.9	39.1
842	Elementary and secondary schools	12,660	7,952,920	3,486,102	3,877,418	43.8	48.8
850	Colleges and universities	4,855	2,989,418	437,934	514,096	14.6	17.2
851	Vocational schools	120	80,523	11,949	13,546	14.8	16.8
852	Libraries	294	173,431	26,612	29,957	15.3	17.3
860	Educational services, n.e.c.	296	192,898	12,439	14,669	6.4	7.6
	SOCIAL SERVICES	4,787	2,997,073	217,098	245,997	7.2	8.2
861	Job training and vocational rehabilitation services	389	217,760	10,230	12,220	4.7	5.6
862	Child day care services	1,551	1,007,142	23,942	30,866	2.4	3.1
863	Family child care homes	31	23,051	0	0	0.0	0.0
870	Residential care facilities, without nursing	833	512,633	24,482	30,660	4.8	6.0
871	Social services, n.e.c.	1,983	1,236,488	158,444	172,252	12.8	13.9
	OTHER PROFESSIONAL SERVICES	8,556	5,539,743	157,582	185,831	2.8	3.4
841	Legal services	1,713	1,104,422	18,845	21,107	1.7	1.9
872	Museums, art galleries, and zoos	204	112,657	7,674	9,262	6.8	8.2
873	Labor unions	128	79,328	63,421	64,232	79.9	81.0
880	Religious organizations	1,571	1,001,713	2,955	11,982	0.3	1.2
881	Membership organizations, n.e.c.	647	370,225	9,155	9,293	2.5	2.5
882	Engineering, architectural, and surveying services	1,307	854,935	19,204	23,272	2.2	2.7
890	Accounting, auditing, and bookkeeping services	836	573,985	7,359	8,726	1.3	1.5