Union Membership, Coverage, Density and Employment by Industry, 1986 (details in table note)
CIC	Industry Name	Obs	Employment	Members	Covered	%Mem	%Cov
	AGRICULTURE	2,115	1,137,110	22,503	25,494	2.0	2.2
10	Agricultural production, crops	1,006	548,442	10,769	12,261	2.0	2.2
11	Agricultural production, livestock	786	389,939	10,791	11,757	2.8	3.0
20	Agricultural services, exc. horticultural	323	198,729	943	1,476	0.5	0.7
	FORESTRY AND FISHERIES	758	428,561	29,684	39,614	6.9	9.2
21	Horticultural services	484	300,359	12,947	15,601	4.3	5.2
30	Forestry	188	86,454	14,742	20,793	17.1	24.1
31	Fishing, hunting, and trapping	86	41,747	1,995	3,220	4.8	7.7
	MINING	1,629	822,461	143,692	157,292	17.5	19.1
40	Metal mining	113	38,306	14,675	15,766	38.3	41.2
41	Coal mining	373	188,668	80,774	83,011	42.8	44.0
42	Crude petroleum and natural gas extraction	916	487,300	14,880	24,006	3.1	4.9
50	Nonmetallic mining and quarrying, exc. fuel	227	108,187	33,362	34,509	30.8	31.9
60	CONSTRUCTION	9,840	5,467,515	1,271,355	1,358,732	23.3	24.9
	MANUFACTURING, NONDURABLE GOODS	14,920	8,153,884	1,773,182	1,917,889	21.7	23.5
100	Meat products	751	403,139	98,112	107,394	24.3	26.6
101	Dairy products	331	183,750	60,347	62,248	32.8	33.9
102	Canned and preserved fruits and vegetables	434	225,480	85,239	89,832	37.8	39.8
110	Grain mill products	221	123,883	34,855	35,902	28.1	29.0
111	Bakery products	416	242,201	95,783	96,892	39.5	40.0
112	Sugar and confectionery products	213	112,230	38,207	39,939	34.0	35.6
120	Beverage industries	399	242,113	87,112	92,958	36.0	38.4
121	Miscellaneous food preparations and kindred products	345	181,992	32,399	37,204	17.8	20.4
122	Not specified food industries	0
130	Tobacco manufacturers	120	59,571	17,826	18,169	29.9	30.5
132	Knitting mills	258	124,012	10,213	10,728	8.2	8.7
140	Dyeing and finishing textiles, exc. wool and knit goods	65	31,314	6,106	6,714	19.5	21.4
141	Floor coverings, exc. hard surface	78	44,297	7,655	8,297	17.3	18.7
142	Yarn, thread, and fabric mills	907	459,306	39,091	42,667	8.5	9.3
150	Miscellaneous textile mill products	92	45,576	7,335	8,638	16.1	19.0
151	Apparel and accessories, exc. knit	1,668	978,765	197,618	215,360	20.2	22.0
152	Miscellaneous fabricated textile products	311	168,994	25,798	26,531	15.3	15.7
160	Pulp, paper, and paperboard mills	573	309,157	184,918	193,268	59.8	62.5
161	Miscellaneous paper and pulp products	357	200,415	54,719	58,798	27.3	29.3
162	Paperboard containers and boxes	328	182,963	62,338	65,401	34.1	35.7
171	Newspaper publishing and printing	933	492,182	69,505	77,593	14.1	15.8
172	Printing, publishing, allied industries, exc. newspapers	2,054	1,144,913	139,548	155,473	12.2	13.6
180	Plastics, synthetics, and resins	245	131,372	22,657	26,432	17.2	20.1
181	Drugs	476	252,696	17,874	23,633	7.1	9.4
182	Soaps and cosmetics	301	168,892	27,024	31,916	16.0	18.9
190	Paints, varnishes, and related products	104	62,920	10,833	11,698	17.2	18.6
191	Agricultural chemicals	96	45,218	7,727	9,150	17.1	20.2
192	Industrial and miscellaneous chemicals	1,027	534,132	99,874	117,664	18.7	22.0
200	Petroleum refining	275	147,818	49,429	53,287	33.4	36.0
201	Miscellaneous petroleum and coal products	29	18,634	7,196	7,196	38.6	38.6
210	Tires and inner tubes	156	92,097	43,479	44,770	47.2	48.6
211	Other rubber products, plastics footwear and belting	263	146,190	33,307	35,528	22.8	24.3
212	Miscellaneous plastics products	792	456,265	70,671	76,363	15.5	16.7
220	Leather tanning and finishing	20	7,131	3,170	3,170	44.5	44.5
221	Footwear, exc. rubber and plastic	206	94,069	18,111	19,974	19.3	21.2
222	Leather products, exc. footwear	76	40,195	7,105	7,105	17.7	17.7
	MANUFACTURING, DURABLE GOODS	21,595	12,288,141	3,136,376	3,364,218	25.5	27.4
230	Logging	186	91,293	3,688	4,267	4.0	4.7
231	Sawmills, planing mills, and millwork	612	340,412	55,643	60,353	16.3	17.7
232	Wood buildings and mobile homes	96	61,387	2,985	3,541	4.9	5.8
241	Miscellaneous wood products	211	112,869	19,247	21,231	17.1	18.8
242	Furniture and fixtures	1,155	636,340	99,114	109,490	15.6	17.2
250	Glass and glass products	310	178,927	83,516	86,454	46.7	48.3
251	Cement, concrete, gypsum, and plaster products	361	208,393	47,986	49,733	23.0	23.9
252	Structural clay products	76	47,512	13,578	13,578	28.6	28.6
261	Pottery and related products	60	35,894	6,656	6,656	18.5	18.5
262	Miscellaneous nonmetallic mineral and stone products	230	120,923	28,366	28,366	23.5	23.5
270	Blast furnaces, steelworks, rolling and finishing mills	560	349,147	210,755	215,159	60.4	61.6
271	Iron and steel foundries	203	125,046	55,668	57,364	44.5	45.9
272	Primary aluminum industries	216	130,467	51,617	51,617	39.6	39.6
280	Other primary metal industries	339	178,251	56,606	62,350	31.8	35.0
281	Cutlery, handtools, and other hardware	222	120,177	30,304	32,268	25.2	26.9
282	Fabricated structural metal products	812	466,602	113,889	124,125	24.4	26.6
290	Screw machine products	106	65,642	7,174	8,839	10.9	13.5
291	Metal forgings and stampings	246	138,929	46,849	50,036	33.7	36.0
292	Ordnance	199	110,254	36,768	43,396	33.3	39.4
300	Miscellaneous fabricated metal products	630	379,635	113,982	119,437	30.0	31.5
301	Not specified metal industries	4	2,256	0	0	0.0	0.0
310	Engines and turbines	161	92,854	43,527	44,626	46.9	48.1
311	Farm machinery and equipment	197	104,215	25,003	26,625	24.0	25.5
312	Construction and material handling machines	381	224,654	61,120	64,000	27.2	28.5
320	Metalworking machinery	499	266,945	38,787	42,529	14.5	15.9
321	Office and accounting machines	164	98,313	9,047	10,421	9.2	10.6
322	Electronic computing equipment	1,255	648,956	26,741	29,404	4.1	4.5
331	Machinery, exc. electrical, n.e.c.	1,712	978,499	204,532	214,898	20.9	22.0
332	Not specified machinery	6	3,649	1,205	1,205	33.0	33.0
340	Household appliances	303	178,098	69,550	76,107	39.1	42.7
341	Radio, T.V., and communication equipment	866	492,977	87,136	95,803	17.7	19.4
342	Electrical machinery, equipment, and supplies, n.e.c.	2,528	1,438,998	236,872	260,275	16.5	18.1
350	Not specified electrical machinery, equipment, and supplie	14	9,264	0	0	0.0	0.0
351	Motor vehicles and motor vehicle equipment	2,157	1,230,458	681,536	700,714	55.4	56.9
352	Aircraft and parts	1,057	676,447	253,260	291,226	37.4	43.1
360	Ship and boat building and repairing	518	297,943	89,324	102,421	30.0	34.4
361	Railroad locomotives and equipment	38	21,033	8,757	8,757	41.6	41.6
362	Guided missiles, space vehicles, and parts	617	395,724	66,806	85,538	16.9	21.6
370	Cycles and miscellaneous transportation equipment	100	65,346	14,424	15,931	22.1	24.4
371	Scientific and controlling instruments	452	245,829	30,783	34,558	12.5	14.1
372	Optical and health services supplies	532	300,438	26,123	29,328	8.7	9.8
380	Photographic equipment and supplies	250	131,784	12,097	13,114	9.2	10.0
381	Watches, clocks, and clockwork operated devices	29	15,399	2,391	2,391	15.5	15.5
382	Not specified professional equipment	0
390	Toys, amusement, and sporting goods	203	105,781	11,019	11,855	10.4	11.2
391	Miscellaneous manufacturing industries	677	337,483	50,730	53,024	15.0	15.7
392	Not specified manufacturing industries	45	26,701	1,211	1,211	4.5	4.5
	TRANSPORTATION	7,727	4,197,777	1,822,401	1,959,228	43.4	46.7
400	Railroads	726	379,250	306,328	310,033	80.8	81.7
401	Bus service and urban transit	758	415,610	187,923	199,851	45.2	48.1
402	Taxicab service	116	63,373	12,735	13,912	20.1	22.0
410	Trucking service	2,537	1,385,572	374,293	404,021	27.0	29.2
411	Warehousing and storage	199	108,150	23,943	25,319	22.1	23.4
412	U.S. Postal Service	1,552	824,272	599,854	660,043	72.8	80.1
420	Water transportation	314	183,632	76,197	79,040	41.5	43.0
421	Air transportation	1,019	568,874	225,990	247,618	39.7	43.5
422	Pipe lines, exc. natural gas	43	16,995	1,695	1,695	10.0	10.0
432	Services incidental to transportation	463	252,049	13,444	17,695	5.3	7.0
	COMMUNICATIONS	2,883	1,568,651	614,920	688,012	39.2	43.9
440	Radio and television broadcasting	477	241,698	30,906	33,872	12.8	14.0
441	Telephone (wire and radio)	2,034	1,124,402	568,882	634,311	50.6	56.4
442	Telegraph and miscellaneous communications services	372	202,551	15,132	19,828	7.5	9.8
	UTILITIES AND SANITARY SERVICES	2,641	1,441,938	498,737	544,945	34.6	37.8
460	Electric light and power	1,214	627,644	233,767	255,947	37.2	40.8
461	Gas and steam supply systems	334	178,786	50,066	56,502	28.0	31.6
462	Electric and gas, and other combinations	308	187,410	89,864	94,628	48.0	50.5
470	Water supply and irrigation	368	198,617	52,382	61,172	26.4	30.8
471	Sanitary services	406	242,770	72,040	76,078	29.7	31.3
472	Not specified utilities	11	6,712	618	618	9.2	9.2
	WHOLESALE TRADE	6,783	3,771,396	282,489	310,166	7.5	8.2
500	Motor vehicles and equipment	370	207,419	14,404	16,136	6.9	7.8
501	Furniture and home furnishings	98	54,843	3,579	3,579	6.5	6.5
502	Lumber and construction materials	233	136,705	12,803	13,313	9.4	9.7
510	Sporting goods, toys, and hobby goods	67	38,736	937	1,360	2.4	3.5
511	Metals and minerals, exc. petroleum	156	92,993	15,173	15,727	16.3	16.9
512	Electrical goods	448	262,431	3,551	4,043	1.4	1.5
521	Hardware, plumbing and heating supplies	352	189,419	8,220	8,710	4.3	4.6
522	Not specified electrical and hardware products	3	2,071	0	0	0.0	0.0
530	Machinery, equipment, and supplies	1,663	912,971	25,778	34,412	2.8	3.8
531	Scrap and waste materials	161	93,757	9,049	9,049	9.7	9.7
532	Miscellaneous wholesale, durable goods	101	61,842	784	784	1.3	1.3
540	Paper and paper products	183	101,600	5,424	5,424	5.3	5.3
541	Drugs, chemicals, and allied products	320	177,902	10,141	13,411	5.7	7.5
542	Apparel, fabrics, and notions	168	91,173	6,362	7,388	7.0	8.1
550	Groceries and related products	1,143	651,865	115,230	120,589	17.7	18.5
551	Farm products - raw materials	206	91,712	1,593	2,030	1.7	2.2
552	Petroleum products	301	155,002	7,847	11,136	5.1	7.2
560	Alcoholic beverages	220	121,876	26,420	27,190	21.7	22.3
561	Farm supplies	222	116,794	2,694	2,694	2.3	2.3
562	Miscellaneous wholesale, nondurable goods	340	193,384	8,868	8,868	4.6	4.6
571	Not specified wholesale trade	28	16,902	3,634	4,323	21.5	25.6
	RETAIL TRADE	29,973	16,176,868	1,156,778	1,261,159	7.2	7.8
580	Lumber and building material retailing	824	433,448	17,116	18,314	3.9	4.2
581	Hardware stores	303	156,262	5,215	6,260	3.3	4.0
582	Retail nurseries and garden stores	115	60,004	0	577	0.0	1.0
590	Mobile home dealers	51	26,517	0	0	0.0	0.0
591	Department stores	3,702	2,050,799	126,476	146,699	6.2	7.2
592	Variety stores	232	114,921	2,471	2,471	2.1	2.1
600	Miscellaneous general merchandise stores	228	111,243	9,397	10,449	8.4	9.4
601	Grocery stores	4,490	2,447,098	683,815	708,917	27.9	29.0
602	Dairy products stores	82	39,473	929	929	2.4	2.4
610	Retail bakeries	271	133,054	11,818	13,393	8.9	10.1
611	Food stores, n.e.c.	238	126,590	6,765	6,938	5.3	5.5
612	Motor vehicle dealers	1,795	980,573	44,181	51,955	4.5	5.3
620	Auto and home supply stores	686	372,830	8,904	14,125	2.4	3.8
621	Gasoline service stations	871	459,939	6,187	7,904	1.3	1.7
622	Miscellaneous vehicle dealers	153	79,823	0	530	0.0	0.7
630	Apparel and accessory stores, exc. shoe	1,304	700,251	21,787	23,339	3.1	3.3
631	Shoe stores	276	151,791	3,439	4,336	2.3	2.9
632	Furniture and home furnishings stores	744	422,401	8,206	11,199	1.9	2.7
640	Household appliances, TV, and radio stores	634	347,236	5,631	6,876	1.6	2.0
641	Eating and drinking places	9,091	4,874,211	110,649	134,473	2.3	2.8
642	Drug stores	839	460,683	32,007	34,821	6.9	7.6
650	Liquor stores	215	107,859	5,765	5,929	5.3	5.5
651	Sporting goods, bicycles, and hobby stores	431	230,612	5,975	6,663	2.6	2.9
652	Book and stationery stores	280	160,458	2,132	3,443	1.3	2.1
660	Jewelry stores	246	133,740	1,660	1,660	1.2	1.2
661	Sewing, needlework, and piece goods stores	116	63,647	488	488	0.8	0.8
662	Mail order houses	150	89,682	5,915	5,915	6.6	6.6
670	Vending machine operators	96	55,630	11,729	12,081	21.1	21.7
671	Direct selling establishments	202	102,495	1,511	1,511	1.5	1.5
672	Fuel and ice dealers	175	81,586	6,525	6,525	8.0	8.0
681	Retail florists	254	134,771	0	0	0.0	0.0
682	Miscellaneous retail stores	863	456,749	10,083	11,119	2.2	2.4
691	Not specified retail trade	16	10,490	0	1,319	0.0	12.6
	FINANCE, INSURANCE, AND REAL ESTATE	12,066	6,582,486	206,552	273,586	3.1	4.2
700	Banking	3,735	1,967,017	25,748	41,897	1.3	2.1
701	Savings and loan associations	426	248,926	1,858	5,941	0.7	2.4
702	Credit agencies, n.e.c.	849	461,479	8,287	11,201	1.8	2.4
710	Security, commodity brokerage, and investment companies	897	496,638	10,167	13,553	2.0	2.7
711	Insurance	3,596	1,977,165	62,942	88,641	3.2	4.5
712	Real estate, including real estate-insurance-law offices	2,563	1,431,261	97,550	112,353	6.8	7.8
	BUSINESS AND REPAIR SERVICES	8,307	4,608,462	253,178	303,639	5.5	6.6
721	Advertising	404	230,443	6,981	9,719	3.0	4.2
722	Services to dwellings and other buildings	794	441,401	60,736	65,026	13.8	14.7
730	Commercial research, development, and testing labs	444	209,920	9,129	12,301	4.3	5.9
731	Personnel supply services	978	549,844	20,027	25,888	3.6	4.7
732	Business management and consulting services	550	301,958	3,800	8,113	1.3	2.7
740	Computer and data processing services	918	527,825	11,582	19,117	2.2	3.6
741	Detective and protective services	552	307,443	25,684	30,981	8.4	10.1
742	Business services, n.e.c.	1,568	874,038	40,505	49,720	4.6	5.7
750	Automotive services, exc. repair	476	260,461	22,952	27,361	8.8	10.5
751	Automotive repair shops	975	551,588	17,684	20,451	3.2	3.7
752	Electrical repair shops	142	79,567	8,503	9,058	10.7	11.4
760	Miscellaneous repair services	506	273,974	25,595	25,904	9.3	9.5
	PERSONAL SERVICES	6,544	3,421,315	195,754	226,615	5.7	6.6
761	Private households	2,217	1,201,722	4,988	5,717	0.4	0.5
762	Hotels and motels	2,167	1,031,618	140,765	159,158	13.6	15.4
770	Lodging places, exc. hotels and motels	212	109,161	1,703	1,703	1.6	1.6
771	Laundry, cleaning, and garment services	650	357,873	38,315	45,257	10.7	12.6
772	Beauty shops	812	452,192	6,827	9,249	1.5	2.0
780	Barber shops	43	24,962	1,452	2,207	5.8	8.8
781	Funeral service and crematories	89	47,013	1,106	1,506	2.4	3.2
782	Shoe repair shops	10	5,145	0	0	0.0	0.0
790	Dressmaking shops	7	5,672	0	0	0.0	0.0
791	Miscellaneous personal services	337	185,956	597	1,817	0.3	1.0
	ENTERTAINMENT AND RECREATION SERVICES	2,061	1,098,376	129,694	152,841	11.8	13.9
800	Theaters and motion pictures	531	283,881	55,852	60,274	19.7	21.2
801	Bowling alleys, billiard and pool parlors	106	55,364	903	1,851	1.6	3.3
802	Miscellaneous entertainment and recreation services	1,424	759,131	72,938	90,716	9.6	12.0
831	HOSPITALS	8,281	4,418,516	651,016	816,330	14.7	18.5
	MEDICAL SERVICES, EXCEPT HOSPITALS	6,102	3,205,014	265,112	304,225	8.3	9.5
812	Offices of physicians	1,211	647,605	6,417	9,644	1.0	1.5
820	Offices of dentists	673	357,184	4,198	6,456	1.2	1.8
821	Offices of chiropractors	73	37,309	0	0	0.0	0.0
822	Offices of optometrists	58	31,046	190	190	0.6	0.6
830	Offices of health practitioners, n.e.c.	42	23,852	325	325	1.4	1.4
832	Nursing and personal care facilities	2,599	1,336,993	153,157	168,720	11.5	12.6
840	Health services, n.e.c.	1,446	771,025	100,826	118,890	13.1	15.4
	EDUCATIONAL SERVICES	15,849	8,183,001	2,726,640	3,358,805	33.3	41.0
842	Elementary and secondary schools	10,623	5,489,951	2,381,131	2,889,924	43.4	52.6
850	Colleges and universities	4,608	2,371,998	307,120	420,181	12.9	17.7
851	Business, trade, and vocational schools	106	53,481	7,148	8,588	13.4	16.1
852	Libraries	348	177,711	26,347	31,369	14.8	17.7
860	Educational services, n.e.c.	164	89,859	4,894	8,742	5.4	9.7
	SOCIAL SERVICES	3,090	1,613,322	175,712	210,634	10.9	13.1
861	Job training and vocational rehabilitation services	352	172,725	10,482	14,564	6.1	8.4
862	Child day care services	826	439,335	11,042	17,996	2.5	4.1
870	Residential care facilities, without nursing	526	261,646	24,582	30,950	9.4	11.8
871	Social services, n.e.c.	1,386	739,617	129,606	147,125	17.5	19.9
	OTHER PROFESSIONAL SERVICES	6,059	3,178,346	113,064	143,915	3.6	4.5
841	Legal services	1,450	750,595	10,420	14,491	1.4	1.9
872	Museums, art galleries, and zoos	152	74,962	5,751	8,005	7.7	10.7
880	Religious organizations	1,326	693,105	5,143	8,984	0.7	1.3
881	Membership organizations	877	427,595	58,145	60,728	13.6	14.2
882	Engineering, architectural, and surveying services	1,202	669,048	20,315	31,331	3.0	4.7
890	Accounting, auditing, and bookkeeping services	752	407,426	3,128	6,141	0.8	1.5
891	Noncommercial educational and scientific research	231	122,418