Union Membership, Coverage, Density and Employment by Industry, 1997  (details in table note)
CIC	Industry Name	Obs	Employment	Members	Covered	%Mem	%Cov
	AGRICULTURE	2,217	1,689,677	36,254	39,906	2.1	2.4
10	Agricultural production, crops	652	521,052	10,801	12,777	2.1	2.5
11	Agricultural production, livestock	659	427,730	6,453	7,797	1.5	1.8
12	Veterinary services	217	164,037	0	333	0.0	0.2
20	Landscape and horticultural services	554	461,404	17,448	17,448	3.8	3.8
30	Agricultural services, n.e.c.	135	115,453	1,551	1,551	1.3	1.3
	FORESTRY AND FISHERIES	202	92,310	6,800	9,744	7.4	10.6
31	Forestry	149	58,677	6,658	9,602	11.3	16.4
32	Fishing, hunting, and trapping	53	33,633	142	142	0.4	0.4
	MINING	1,067	609,274	84,310	86,587	13.8	14.2
40	Metal mining	152	65,631	22,518	24,261	34.3	37.0
41	Coal mining	167	79,074	28,618	28,618	36.2	36.2
42	Oil and gas extraction	554	351,271	12,522	13,057	3.6	3.7
50	Nonmetallic mining and quarrying, except fuel	194	113,298	20,652	20,652	18.2	18.2
60	CONSTRUCTION	8,168	6,201,273	1,222,972	1,287,269	19.7	20.8
	MANUFACTURING, NONDURABLE GOODS	10,510	8,073,687	1,170,688	1,249,617	14.5	15.5
100	Meat products	660	458,480	94,989	105,322	20.7	23.0
101	Dairy products	168	114,458	25,529	26,622	22.3	23.3
102	Canned, frozen and preserved fruits and vegetables	285	201,696	62,288	63,476	30.9	31.5
110	Grain mill products	199	150,113	32,714	35,171	21.8	23.4
111	Bakery products	263	208,755	67,113	70,619	32.1	33.8
112	Sugar and confectionery products	146	102,261	24,569	24,716	24.0	24.2
120	Beverage industries	251	196,542	50,865	54,946	25.9	28.0
121	Miscellaneous food preparations & kindred products	237	167,121	23,043	23,543	13.8	14.1
122	Not specified food industries	9	7,959	1,284	1,467	16.1	18.4
130	Tobacco manufactures	66	57,507	11,596	12,409	20.2	21.6
132	Knitting mills	131	100,885	5,687	5,687	5.6	5.6
140	Dyeing and finishing textiles, except wool & knit goods	49	40,533	2,975	2,975	7.3	7.3
141	Carpets and rugs	88	82,011	3,056	3,056	3.7	3.7
142	Yarn, thread, and fabric mills	443	365,160	21,393	22,205	5.9	6.1
150	Miscellaneous textile mill products	55	41,171	4,857	5,189	11.8	12.6
151	Apparel and accessories, except knit	948	751,832	67,401	71,630	9.0	9.5
152	Miscellaneous fabricated textile products	184	140,086	9,247	9,746	6.6	7.0
160	Pulp, paper, and paperboard mills	341	260,628	103,435	104,647	39.7	40.2
161	Miscellaneous paper and pulp products	259	203,681	43,485	45,672	21.3	22.4
162	Paperboard containers and boxes	265	207,735	40,848	44,973	19.7	21.6
171	Newspaper publishing and printing	691	495,820	53,364	58,095	10.8	11.7
172	Printing, publishing, & allied ind., exc. newspapers	1,541	1,193,505	80,979	90,013	6.8	7.5
180	Plastics, synthetics, and resins	190	152,969	17,094	17,983	11.2	11.8
181	Drugs	520	410,587	28,093	32,546	6.8	7.9
182	Soaps and cosmetics	210	166,447	9,765	11,809	5.9	7.1
190	Paints, varnishes, and related products	82	63,384	6,179	6,911	9.7	10.9
191	Agricultural chemicals	52	34,456	4,014	4,512	11.6	13.1
192	Industrial and miscellaneous chemicals	708	536,820	86,325	91,458	16.1	17.0
200	Petroleum refining	197	148,481	34,969	36,777	23.6	24.8
201	Miscellaneous petroleum and coal products	34	27,302	5,267	5,267	19.3	19.3
210	Tires and inner tubes	115	98,802	36,936	37,690	37.4	38.1
211	Other rubber products, & plastics footwear & belting	178	144,885	18,330	19,611	12.7	13.5
212	Miscellaneous plastics products	762	613,128	68,671	76,666	11.2	12.5
220	Leather tanning and finishing	20	15,844	7,032	7,032	44.4	44.4
221	Footwear, except rubber and plastic	107	71,632	12,765	13,868	17.8	19.4
222	Leather products, except footwear	56	41,016	4,533	5,309	11.1	12.9
	MANUFACTURING, DURABLE GOODS	15,304	11,959,857	2,099,649	2,213,170	17.6	18.5
230	Logging	164	104,152	9,859	9,859	9.5	9.5
231	Sawmills, planing mills, and millwork	554	384,175	49,849	50,117	13.0	13.0
232	Wood buildings and mobile homes	99	81,967	2,527	3,907	3.1	4.8
241	Miscellaneous wood products	182	142,468	14,068	14,249	9.9	10.0
242	Furniture and fixtures	767	616,437	43,438	50,550	7.0	8.2
250	Glass and glass products	231	186,485	59,000	60,647	31.6	32.5
251	Cement, concrete, gypsum, and plaster products	283	205,887	36,452	37,675	17.7	18.3
252	Structural clay products	50	44,578	4,548	6,695	10.2	15.0
261	Pottery and related products	47	41,158	15,138	15,138	36.8	36.8
262	Miscellaneous nonmetallic mineral & stone products	145	111,393	19,185	19,185	17.2	17.2
270	Blast furnaces, steelworks, rolling and finishing mills	404	332,464	150,143	154,833	45.2	46.6
271	Iron and steel foundries	113	94,627	26,797	29,127	28.3	30.8
272	Primary aluminum industries	180	156,451	66,033	66,033	42.2	42.2
280	Other primary metal industries	222	165,238	40,789	42,536	24.7	25.7
281	Cutlery, handtools, and general hardware	194	151,751	24,128	26,023	15.9	17.1
282	Fabricated structural metal products	654	496,805	76,992	79,457	15.5	16.0
290	Screw machine products	110	85,948	10,861	12,127	12.6	14.1
291	Metal forgings and stampings	157	128,508	36,928	37,553	28.7	29.2
292	Ordnance	67	44,586	10,333	11,506	23.2	25.8
300	Miscellaneous fabricated metal products	478	386,187	80,441	82,444	20.8	21.3
301	Not specified metal industries	13	12,375	3,287	3,287	26.6	26.6
310	Engines and turbines	74	60,900	27,276	29,063	44.8	47.7
311	Farm machinery and equipment	167	100,380	14,342	14,995	14.3	14.9
312	Construction and material handling machines	316	239,814	43,982	48,048	18.3	20.0
320	Metalworking machinery	425	336,514	33,864	37,329	10.1	11.1
321	Office and accounting machines	53	41,468	2,450	2,450	5.9	5.9
322	Computers and related equipment	699	548,075	9,584	11,395	1.7	2.1
331	Machinery, except electrical, n.e.c.	1,418	1,121,543	155,126	160,686	13.8	14.3
332	Not specified machinery	6	4,410	687	687	15.6	15.6
340	Household appliances	106	87,575	23,021	24,895	26.3	28.4
341	Radio, TV, and communication equipment	560	461,097	53,980	61,350	11.7	13.3
342	Electrical machinery, equipment, and supplies, n.e.c.	1,729	1,327,105	132,552	143,422	10.0	10.8
350	Not specified electrical machinery, equip., & supplies	44	37,803	2,852	2,852	7.5	7.5
351	Motor vehicles and motor vehicle equipment	1,592	1,264,773	508,367	520,288	40.2	41.1
352	Aircraft and parts	512	422,744	121,149	139,811	28.7	33.1
360	Ship and boat building and repairing	226	172,715	35,865	38,742	20.8	22.4
361	Railroad locomotives and equipment	41	33,109	13,033	13,518	39.4	40.8
362	Guided missiles, space vehicles, and parts	354	300,821	43,918	47,282	14.6	15.7
370	Cycles and miscellaneous transportation equipment	106	80,167	6,445	6,445	8.0	8.0
371	Scientific and controlling instruments	261	208,221	15,819	16,472	7.6	7.9
372	Medical, dental, and optical instruments and supplies	482	368,604	21,021	21,984	5.7	6.0
380	Photographic equipment and supplies	153	122,159	7,801	11,172	6.4	9.1
381	Watches, clocks, and clockwork operated devices	10	7,641	1,337	1,337	17.5	17.5
390	Toys, amusement, and sporting goods	209	163,455	8,210	9,190	5.0	5.6
391	Miscellaneous manufacturing industries	540	383,445	25,184	25,184	6.6	6.6
392	Not specified manufacturing industries	107	91,678	10,990	11,627	12.0	12.7
	TRANSPORTATION	7,113	5,344,415	1,897,983	2,033,549	35.5	38.0
400	Railroads	431	295,890	208,948	213,768	70.6	72.2
401	Bus service and urban transit	713	534,833	196,836	204,712	36.8	38.3
402	Taxicab service	103	76,346	8,150	9,132	10.7	12.0
410	Trucking service	2,631	2,024,239	436,068	465,281	21.5	23.0
411	Warehousing and storage	175	146,504	11,021	14,262	7.5	9.7
412	U.S. Postal Service	1,206	887,209	634,046	700,999	71.5	79.0
420	Water transportation	233	176,274	55,402	59,025	31.4	33.5
421	Air transportation	1,123	846,071	319,678	333,015	37.8	39.4
422	Pipe lines, except natural gas	28	13,791	2,985	2,985	21.6	21.6
432	Services incidental to transportation	470	343,257	24,849	30,370	7.2	8.8
	COMMUNICATIONS	2,247	1,714,301	366,659	395,751	21.4	23.1
440	Radio and television broadcasting and cable	647	473,690	35,901	43,126	7.6	9.1
441	Telephone communications	1,574	1,222,946	328,215	349,324	26.8	28.6
442	Telegraph and misc. communications services	26	17,665	2,543	3,301	14.4	18.7
	UTILITIES AND SANITARY SERVICES	2,009	1,465,687	471,497	492,146	32.2	33.6
450	Electric light and power	870	604,722	203,263	211,190	33.6	34.9
451	Gas and steam supply systems	249	173,386	49,334	55,028	28.5	31.7
452	Electric and gas, and other combinations	175	146,507	72,862	72,862	49.7	49.7
470	Water supply and irrigation	313	235,436	66,859	67,691	28.4	28.8
471	Sanitary services	394	299,446	77,431	83,628	25.9	27.9
472	Not specified utilities	8	6,189	1,747	1,747	28.2	28.2
	WHOLESALE TRADE	5,674	4,308,146	252,923	286,043	5.9	6.6
500	Motor vehicles and equipment	250	187,861	13,315	14,469	7.1	7.7
501	Furniture and home furnishings	93	74,264	1,492	2,876	2.0	3.9
502	Lumber and construction materials	231	173,804	9,102	10,053	5.2	5.8
510	Professional and commercial equipment and supplies	435	342,500	4,820	6,746	1.4	2.0
511	Metals and minerals, except petroleum	97	76,923	9,178	10,399	11.9	13.5
512	Electrical goods	353	275,679	7,606	8,900	2.8	3.2
521	Hardware, plumbing and heating supplies	346	256,912	11,324	12,956	4.4	5.0
530	Machinery, equipment, and supplies	820	597,653	19,826	23,972	3.3	4.0
531	Scrap and waste materials	249	200,565	14,219	16,318	7.1	8.1
532	Miscellaneous wholesale, durable goods	143	102,941	3,983	5,863	3.9	5.7
540	Paper and paper products	144	112,233	3,349	4,292	3.0	3.8
541	Drugs, chemicals and allied products	259	196,398	8,560	9,332	4.4	4.8
542	Apparel, fabrics, and notions	128	101,129	4,458	4,458	4.4	4.4
550	Groceries and related products	1,092	852,867	108,234	116,985	12.7	13.7
551	Farm-product raw materials	129	76,857	501	501	0.7	0.7
552	Petroleum products	160	111,448	8,859	8,859	7.9	7.9
560	Alcoholic beverages	145	109,818	9,555	9,811	8.7	8.9
561	Farm supplies	195	134,565	2,830	4,677	2.1	3.5
562	Miscellaneous wholesale, nondurable goods	371	293,551	11,712	13,845	4.0	4.7
571	Not specified wholesale trade	34	30,177	0	730	0.0	2.4
	RETAIL TRADE	26,286	19,464,586	1,076,509	1,200,759	5.5	6.2
580	Lumber and building material retailing	737	534,602	13,397	18,842	2.5	3.5
581	Hardware stores	286	202,374	4,947	5,572	2.4	2.8
582	Retail nurseries and garden stores	151	109,441	1,255	2,565	1.1	2.3
590	Mobile home dealers	38	25,995	0	0	0.0	0.0
591	Department stores	2,916	2,151,978	83,201	97,519	3.9	4.5
592	Variety stores	175	122,356	1,565	1,565	1.3	1.3
600	Miscellaneous general merchandise stores	247	162,825	8,347	10,075	5.1	6.2
601	Grocery stores	4,032	2,978,239	682,840	719,269	22.9	24.2
602	Dairy products stores	34	26,388	710	710	2.7	2.7
610	Retail bakeries	250	185,587	12,849	13,945	6.9	7.5
611	Food stores, n.e.c.	250	192,703	11,123	12,950	5.8	6.7
612	Motor vehicle dealers	1,535	1,128,676	35,434	37,588	3.1	3.3
620	Auto and home supply stores	529	382,795	8,940	10,746	2.3	2.8
621	Gasoline service stations	489	355,644	6,497	7,258	1.8	2.0
622	Miscellaneous vehicle dealers	116	73,808	274	377	0.4	0.5
623	Apparel and accessory stores, except shoe	928	687,648	13,483	17,522	2.0	2.5
630	Shoe stores	175	137,017	0	0	0.0	0.0
631	Furniture and home furnishings stores	645	488,844	8,384	13,603	1.7	2.8
632	Household appliance stores	91	69,663	1,376	1,376	2.0	2.0
633	Radio, TV, and computer stores	534	409,577	3,250	4,048	0.8	1.0
640	Music stores	166	132,559	1,113	1,903	0.8	1.4
641	Eating and drinking places	8,109	6,123,345	92,546	122,840	1.5	2.0
642	Drug stores	696	499,948	27,849	32,047	5.6	6.4
650	Liquor stores	139	106,982	8,307	9,102	7.8	8.5
651	Sporting goods, bicycles, and hobby stores	430	313,470	6,831	8,411	2.2	2.7
652	Book and stationery stores	360	251,972	4,459	4,937	1.8	2.0
660	Jewelry stores	163	121,263	1,767	1,767	1.5	1.5
661	Gift, novelty, and souvenir shops	225	158,238	0	821	0.0	0.5
662	Sewing, needlework and piece goods stores	66	48,558	0	2,229	0.0	4.6
663	Catalog and mail order houses	200	131,313	8,749	9,402	6.7	7.2
670	Vending machine operators	79	57,609	8,344	8,344	14.5	14.5
671	Direct selling establishments	212	153,091	225	225	0.1	0.1
672	Fuel dealers	164	104,988	2,260	2,260	2.2	2.2
681	Retail florists	174	129,298	1,269	1,269	1.0	1.0
682	Miscellaneous retail stores	851	636,302	13,043	16,628	2.0	2.6
691	Not specified retail trade	94	69,491	1,875	3,045	2.7	4.4
	FINANCE, INSURANCE, AND REAL ESTATE	9,889	7,294,027	216,354	264,719	3.0	3.6
700	Banking	2,609	1,857,103	20,803	33,060	1.1	1.8
701	Savings institutions, including credit unions	405	279,566	12,427	13,603	4.4	4.9
702	Credit agencies, n.e.c.	762	558,257	4,443	10,005	0.8	1.8
710	Security, commodity brokerage, & invest. companies	1,016	769,666	7,054	13,799	0.9	1.8
711	Insurance	2,833	2,116,668	56,815	70,566	2.7	3.3
712	Real estate, including real estate-insurance offices	2,264	1,712,766	114,813	123,686	6.7	7.2
	BUSINESS AND REPAIR SERVICES	8,613	6,689,916	208,291	267,408	3.1	4.0
721	Advertising	315	247,867	0	4,493	0.0	1.8
722	Services to dwellings and other buildings	820	615,891	58,090	62,989	9.4	10.2
731	Personnel supply services	1,263	999,308	16,718	26,317	1.7	2.6
732	Computer and data processing services	1,643	1,309,165	10,535	18,966	0.8	1.4
740	Detective and protective services	625	494,664	32,664	44,133	6.6	8.9
741	Business services, n.e.c.	1,807	1,365,581	29,675	42,396	2.2	3.1
742	Automotive rental and leasing, without drivers	217	166,550	12,345	12,345	7.4	7.4
750	Automotive parking and carwashes	221	178,786	7,664	9,572	4.3	5.4
751	Automotive repair and related services	1,127	862,207	14,617	16,499	1.7	1.9
752	Electrical repair shops	112	90,154	2,008	3,784	2.2	4.2
760	Miscellaneous repair services	463	359,743	23,975	25,915	6.7	7.2
	PERSONAL SERVICES	5,036	3,577,927	148,873	177,298	4.2	5.0
761	Private Households	1,218	925,416	4,376	5,125	0.5	0.6
762	Hotels and Motels	2,082	1,362,759	117,384	140,692	8.6	10.3
770	Lodging places, except hotels and motels	130	95,496	750	750	0.8	0.8
771	Laundry, cleaning, and garment services	495	366,010	20,958	24,158	5.7	6.6
772	Beauty shops	716	529,243	2,339	3,374	0.4	0.6
780	Barber shops	40	32,054	0	0	0.0	0.0
781	Funeral service and crematories	100	73,384	3,066	3,066	4.2	4.2
782	Shoe repair shops	10	6,960	0	0	0.0	0.0
790	Dressmaking shops	5	3,865	0	0	0.0	0.0
791	Miscellaneous personal services	240	182,740	0	133	0.0	0.1
	ENTERTAINMENT AND RECREATION SERVICES	2,772	2,098,558	166,707	191,351	7.9	9.1
800	Theaters and motion pictures	634	491,905	66,652	74,048	13.5	15.1
801	Video tape rental	156	117,977	0	0	0.0	0.0
802	Bowling centers	61	43,105	2,156	2,156	5.0	5.0
810	Miscellaneous entertainment & recreation services	1,921	1,445,572	97,899	115,146	6.8	8.0
831	HOSPITALS	7,161	5,134,540	675,067	790,889	13.1	15.4
	MEDICAL SERVICES, EXCEPT HOSPITALS	7,909	5,696,638	354,842	422,257	6.2	7.4
812	Offices and clinics of physicians	1,826	1,305,011	28,974	40,277	2.2	3.1
820	Offices and clinics of dentists	740	534,925	10,291	11,143	1.9	2.1
821	Offices and clinics of chiropractors	78	56,250	0	0	0.0	0.0
822	Offices and clinics of optometrists	83	52,991	646	1,400	1.2	2.6
830	Offices and clinics of health practitioners, n.e.c.	58	42,678	679	2,107	1.6	4.9
832	Nursing and personal care facilities	2,460	1,721,552	166,305	190,438	9.7	11.1
840	Health services, n.e.c.	2,664	1,983,233	147,947	176,892	7.5	8.9
	EDUCATIONAL SERVICES	14,326	10,031,942	3,486,317	4,014,660	34.8	40.0
842	Elementary and secondary schools	9,771	6,874,184	3,070,116	3,515,769	44.7	51.1
850	Colleges and universities	3,999	2,768,527	364,626	438,565	13.2	15.8
851	Vocational schools	115	83,226	8,750	11,443	10.5	13.7
852	Libraries	269	184,401	35,895	40,229	19.5	21.8
860	Educational services, n.e.c.	172	121,605	6,930	8,654	5.7	7.1
	SOCIAL SERVICES	3,662	2,591,565	211,378	239,648	8.2	9.2
861	Job training and vocational rehabilitation services	289	202,115	14,913	16,896	7.4	8.4
862	Child day care services	1,158	827,634	17,114	25,954	2.1	3.1
863	Family child care homes	34	25,216	0	0	0.0	0.0
870	Residential care facilities, without nursing	678	478,623	27,739	32,315	5.8	6.8
871	Social services, n.e.c.	1,503	1,057,976	151,612	164,482	14.3	15.5
	OTHER PROFESSIONAL SERVICES	6,564	4,770,415	128,559	171,556	2.7	3.6
841	Legal services	1,398	1,026,777	17,959	25,772	1.7	2.5
872	Museums, art galleries, and zoos	135	86,068	8,345	13,983	9.7	16.2
873	Labor unions	85	54,617	42,289	43,333	77.4	79.3
880	Religious organizations	1,160	831,044	4,513	12,353	0.5	1.5
881	Membership organizations, n.e.c.	545	367,107	7,210	8,044	2.0	2.2
882	Engineering, architectural, and surveying services	1,001	740,105	22,602	28,104	3.1	3.8
890	Accounting, auditing, and bookkeeping services	702	534,366	4,291	6,755	0.8	1.3
891	Research, development, and testing services	779