Union Membership, Coverage, Density and Employment by Industry, 1984 (details in table note)
CIC	Industry Name	Obs	Employment	Members	Covered	%Mem	%Cov
	AGRICULTURE	2,451	1,240,784	24,187	30,695	1.9	2.5
10	Agricultural production, crops	1,287	682,945	18,763	21,324	2.7	3.1
11	Agricultural production, livestock	863	394,921	3,455	6,029	0.9	1.5
20	Agricultural services, exc. horticultural	301	162,918	1,968	3,343	1.2	2.1
	FORESTRY AND FISHERIES	684	320,711	23,071	30,225	7.2	9.4
21	Horticultural services	372	214,046	14,008	16,642	6.5	7.8
30	Forestry	234	75,164	7,597	11,681	10.1	15.5
31	Fishing, hunting, and trapping	78	31,500	1,465	1,902	4.7	6.0
	MINING	2,096	902,794	159,280	178,850	17.6	19.8
40	Metal mining	259	68,768	21,076	24,551	30.6	35.7
41	Coal mining	363	163,563	96,586	98,792	59.1	60.4
42	Crude petroleum and natural gas extraction	1,231	573,668	18,622	29,807	3.2	5.2
50	Nonmetallic mining and quarrying, exc. fuel	243	96,795	22,997	25,700	23.8	26.6
60	CONSTRUCTION	9,624	5,013,734	1,216,822	1,288,538	24.3	25.7
	MANUFACTURING, NONDURABLE GOODS	15,142	8,159,762	1,939,593	2,109,236	23.8	25.9
100	Meat products	734	351,517	106,950	117,339	30.4	33.4
101	Dairy products	354	178,282	55,042	57,896	30.9	32.5
102	Canned and preserved fruits and vegetables	455	224,983	80,483	84,156	35.8	37.4
110	Grain mill products	245	127,087	41,934	44,538	33.0	35.0
111	Bakery products	405	232,488	100,139	106,225	43.1	45.8
112	Sugar and confectionery products	239	129,984	44,060	45,245	33.9	34.8
120	Beverage industries	417	239,733	72,908	78,267	30.4	32.6
121	Miscellaneous food preparations and kindred products	363	182,555	44,480	47,644	24.4	26.1
122	Not specified food industries	4	2,473	1,355	1,355	54.8	54.8
130	Tobacco manufacturers	100	60,866	19,745	22,601	32.4	37.1
132	Knitting mills	273	170,843	15,368	15,909	9.0	9.3
140	Dyeing and finishing textiles, exc. wool and knit goods	76	40,070	5,998	5,998	15.0	15.0
141	Floor coverings, exc. hard surface	97	57,285	9,168	10,926	16.0	19.1
142	Yarn, thread, and fabric mills	702	409,288	33,812	41,760	8.3	10.2
150	Miscellaneous textile mill products	99	60,194	8,529	10,315	14.2	17.1
151	Apparel and accessories, exc. knit	1,882	1,050,069	238,081	264,934	22.7	25.2
152	Miscellaneous fabricated textile products	253	135,788	15,475	18,674	11.4	13.8
160	Pulp, paper, and paperboard mills	560	273,139	160,971	165,424	58.9	60.6
161	Miscellaneous paper and pulp products	334	177,552	70,886	76,492	39.9	43.1
162	Paperboard containers and boxes	291	178,157	76,220	77,862	42.8	43.7
171	Newspaper publishing and printing	1,072	520,701	78,617	90,207	15.1	17.3
172	Printing, publishing, allied industries, exc. newspapers	1,949	1,088,482	157,162	174,832	14.4	16.1
180	Plastics, synthetics, and resins	256	139,655	29,788	31,721	21.3	22.7
181	Drugs	380	218,835	13,488	14,901	6.2	6.8
182	Soaps and cosmetics	261	155,045	28,509	34,751	18.4	22.4
190	Paints, varnishes, and related products	113	64,181	13,429	15,229	20.9	23.7
191	Agricultural chemicals	126	55,253	6,384	7,955	11.6	14.4
192	Industrial and miscellaneous chemicals	978	516,195	110,062	121,248	21.3	23.5
200	Petroleum refining	334	178,541	57,893	63,279	32.4	35.4
201	Miscellaneous petroleum and coal products	41	20,220	8,124	8,817	40.2	43.6
210	Tires and inner tubes	206	126,091	56,723	56,723	45.0	45.0
211	Other rubber products, plastics footwear and belting	258	136,788	40,643	43,467	29.7	31.8
212	Miscellaneous plastics products	828	455,592	95,092	107,278	20.9	23.5
220	Leather tanning and finishing	28	11,967	7,004	7,004	58.5	58.5
221	Footwear, exc. rubber and plastic	321	137,411	26,344	28,375	19.2	20.6
222	Leather products, exc. footwear	108	52,451	8,725	9,888	16.6	18.9
	MANUFACTURING, DURABLE GOODS	22,097	12,201,853	3,358,304	3,682,951	27.5	30.2
230	Logging	233	88,059	10,147	12,944	11.5	14.7
231	Sawmills, planing mills, and millwork	825	365,258	74,794	83,376	20.5	22.8
232	Wood buildings and mobile homes	116	62,129	7,273	8,555	11.7	13.8
241	Miscellaneous wood products	264	129,514	16,178	17,612	12.5	13.6
242	Furniture and fixtures	900	515,780	87,868	93,485	17.0	18.1
250	Glass and glass products	286	170,063	77,152	82,744	45.4	48.7
251	Cement, concrete, gypsum, and plaster products	350	194,011	49,937	51,833	25.7	26.7
252	Structural clay products	64	37,249	9,317	10,684	25.0	28.7
261	Pottery and related products	62	34,785	9,482	9,482	27.3	27.3
262	Miscellaneous nonmetallic mineral and stone products	250	133,077	33,169	35,520	24.9	26.7
270	Blast furnaces, steelworks, rolling and finishing mills	627	371,160	211,385	223,178	57.0	60.2
271	Iron and steel foundries	258	152,262	69,865	76,859	45.9	50.5
272	Primary aluminum industries	249	131,639	60,735	63,948	46.1	48.6
280	Other primary metal industries	353	186,925	62,889	68,446	33.6	36.6
281	Cutlery, handtools, and other hardware	208	119,109	37,450	41,498	31.4	34.8
282	Fabricated structural metal products	768	425,247	112,516	119,744	26.5	28.2
290	Screw machine products	132	78,991	14,575	17,798	18.5	22.5
291	Metal forgings and stampings	251	150,530	60,841	62,639	40.4	41.6
292	Ordnance	212	107,060	41,588	47,674	38.8	44.5
300	Miscellaneous fabricated metal products	634	368,450	120,119	128,645	32.6	34.9
301	Not specified metal industries	4	1,746	990	990	56.7	56.7
310	Engines and turbines	178	109,987	52,585	54,260	47.8	49.3
311	Farm machinery and equipment	250	127,612	34,063	37,339	26.7	29.3
312	Construction and material handling machines	406	243,992	71,875	79,529	29.5	32.6
320	Metalworking machinery	472	252,064	43,547	51,732	17.3	20.5
321	Office and accounting machines	209	121,054	7,970	8,644	6.6	7.1
322	Electronic computing equipment	1,325	696,627	29,461	36,037	4.2	5.2
331	Machinery, exc. electrical, n.e.c.	1,775	1,006,632	234,454	251,983	23.3	25.0
332	Not specified machinery	11	5,830	112	112	1.9	1.9
340	Household appliances	273	156,572	55,535	60,918	35.5	38.9
341	Radio, T.V., and communication equipment	1,020	589,487	121,046	138,385	20.5	23.5
342	Electrical machinery, equipment, and supplies, n.e.c.	2,702	1,481,583	284,582	326,770	19.2	22.1
350	Not specified electrical machinery, equipment, and supplie	24	13,779	732	732	5.3	5.3
351	Motor vehicles and motor vehicle equipment	2,062	1,201,666	711,811	740,236	59.2	61.6
352	Aircraft and parts	979	570,422	193,570	233,084	33.9	40.9
360	Ship and boat building and repairing	598	294,150	100,673	128,682	34.2	43.7
361	Railroad locomotives and equipment	55	33,464	20,750	20,750	62.0	62.0
362	Guided missiles, space vehicles, and parts	557	328,483	67,300	81,908	20.5	24.9
370	Cycles and miscellaneous transportation equipment	127	65,341	16,882	19,444	25.8	29.8
371	Scientific and controlling instruments	429	231,044	38,014	41,814	16.5	18.1
372	Optical and health services supplies	483	265,548	19,761	21,375	7.4	8.0
380	Photographic equipment and supplies	208	120,869	7,391	8,047	6.1	6.7
381	Watches, clocks, and clockwork operated devices	27	15,486	3,470	4,120	22.4	26.6
382	Not specified professional equipment	1	592	592	592	100.0	100.0
390	Toys, amusement, and sporting goods	226	118,518	23,394	23,394	19.7	19.7
391	Miscellaneous manufacturing industries	609	301,478	47,802	52,284	15.9	17.3
392	Not specified manufacturing industries	45	26,530	2,662	3,129	10.0	11.8
	TRANSPORTATION	7,588	3,935,511	1,785,300	1,919,627	45.4	48.8
400	Railroads	931	433,518	362,323	368,548	83.6	85.0
401	Bus service and urban transit	742	404,951	189,288	197,751	46.7	48.8
402	Taxicab service	116	60,437	6,666	9,176	11.0	15.2
410	Trucking service	2,484	1,302,408	404,791	433,664	31.1	33.3
411	Warehousing and storage	175	100,878	26,297	28,071	26.1	27.8
412	U.S. Postal Service	1,398	719,840	532,312	596,347	73.9	82.9
420	Water transportation	327	183,414	64,737	70,036	35.3	38.2
421	Air transportation	989	509,466	183,807	198,099	36.1	38.9
422	Pipe lines, exc. natural gas	35	12,582	1,398	2,985	11.1	23.7
432	Services incidental to transportation	391	208,017	13,679	14,950	6.6	7.2
	COMMUNICATIONS	2,806	1,512,493	626,302	715,430	41.4	47.3
440	Radio and television broadcasting	458	223,260	24,932	28,212	11.2	12.6
441	Telephone (wire and radio)	2,008	1,104,587	566,806	647,264	51.3	58.6
442	Telegraph and miscellaneous communications services	340	184,645	34,565	39,955	18.7	21.6
	UTILITIES AND SANITARY SERVICES	2,818	1,482,172	572,450	641,658	38.6	43.3
460	Electric light and power	1,271	666,269	291,995	322,017	43.8	48.3
461	Gas and steam supply systems	377	200,818	57,599	65,364	28.7	32.5
462	Electric and gas, and other combinations	340	184,080	83,417	91,403	45.3	49.7
470	Water supply and irrigation	413	210,807	64,316	81,598	30.5	38.7
471	Sanitary services	407	214,489	75,123	80,784	35.0	37.7
472	Not specified utilities	10	5,709	0	491	0.0	8.6
	WHOLESALE TRADE	6,801	3,582,317	307,019	342,053	8.6	9.6
500	Motor vehicles and equipment	351	188,987	16,930	18,600	9.0	9.8
501	Furniture and home furnishings	113	62,258	3,088	4,407	5.0	7.1
502	Lumber and construction materials	253	133,844	10,431	10,739	7.8	8.0
510	Sporting goods, toys, and hobby goods	52	29,473	512	512	1.7	1.7
511	Metals and minerals, exc. petroleum	145	86,761	13,406	14,821	15.5	17.1
512	Electrical goods	472	264,211	12,557	17,121	4.8	6.5
521	Hardware, plumbing and heating supplies	349	189,546	16,764	20,552	8.8	10.8
522	Not specified electrical and hardware products	0
530	Machinery, equipment, and supplies	1,673	877,856	28,546	37,823	3.3	4.3
531	Scrap and waste materials	176	92,782	12,226	12,518	13.2	13.5
532	Miscellaneous wholesale, durable goods	101	59,757	3,078	3,078	5.2	5.2
540	Paper and paper products	187	103,179	5,363	6,046	5.2	5.9
541	Drugs, chemicals, and allied products	328	174,969	11,958	11,958	6.8	6.8
542	Apparel, fabrics, and notions	150	87,915	4,335	5,766	4.9	6.6
550	Groceries and related products	1,080	564,921	106,503	112,302	18.9	19.9
551	Farm products - raw materials	279	114,418	6,721	6,784	5.9	5.9
552	Petroleum products	290	140,719	9,143	11,009	6.5	7.8
560	Alcoholic beverages	230	118,135	36,799	37,376	31.2	31.6
561	Farm supplies	241	108,268	2,645	4,626	2.4	4.3
562	Miscellaneous wholesale, nondurable goods	305	169,947	5,169	5,169	3.0	3.1
571	Not specified wholesale trade	26	14,370	846	846	5.9	5.9
	RETAIL TRADE	29,610	15,356,771	1,197,400	1,341,682	7.8	8.7
580	Lumber and building material retailing	761	377,171	21,886	25,464	5.8	6.8
581	Hardware stores	380	191,623	5,267	8,103	2.7	4.2
582	Retail nurseries and garden stores	136	69,423	707	707	1.0	1.0
590	Mobile home dealers	48	26,191	0	0	0.0	0.0
591	Department stores	3,792	2,096,115	118,066	143,521	5.6	6.8
592	Variety stores	270	133,632	7,881	8,985	5.9	6.7
600	Miscellaneous general merchandise stores	235	95,366	8,532	14,316	8.9	15.0
601	Grocery stores	4,310	2,267,580	678,527	712,375	29.9	31.4
602	Dairy products stores	86	44,915	2,320	2,320	5.2	5.2
610	Retail bakeries	295	154,010	16,688	18,148	10.8	11.8
611	Food stores, n.e.c.	242	137,616	2,556	4,579	1.9	3.3
612	Motor vehicle dealers	1,675	865,371	45,628	52,982	5.3	6.1
620	Auto and home supply stores	664	347,033	10,789	17,106	3.1	4.9
621	Gasoline service stations	932	455,021	4,389	5,918	1.0	1.3
622	Miscellaneous vehicle dealers	125	64,522	0	0	0.0	0.0
630	Apparel and accessory stores, exc. shoe	1,195	614,271	20,691	25,330	3.4	4.1
631	Shoe stores	291	160,450	6,461	6,461	4.0	4.0
632	Furniture and home furnishings stores	682	364,728	11,491	14,474	3.2	4.0
640	Household appliances, TV, and radio stores	598	326,279	4,629	8,166	1.4	2.5
641	Eating and drinking places	9,059	4,602,682	160,502	185,931	3.5	4.0
642	Drug stores	962	498,576	30,210	36,999	6.1	7.4
650	Liquor stores	225	113,677	7,365	7,689	6.5	6.8
651	Sporting goods, bicycles, and hobby stores	350	177,606	4,735	5,780	2.7	3.3
652	Book and stationery stores	292	141,344	2,381	6,728	1.7	4.8
660	Jewelry stores	234	129,345	0	0	0.0	0.0
661	Sewing, needlework, and piece goods stores	104	55,182	0	0	0.0	0.0
662	Mail order houses	137	71,731	4,980	5,599	6.9	7.8
670	Vending machine operators	113	66,177	7,628	8,483	11.5	12.8
671	Direct selling establishments	208	101,484	1,259	1,358	1.2	1.3
672	Fuel and ice dealers	180	84,000	1,557	2,119	1.9	2.5
681	Retail florists	222	114,366	1,202	1,202	1.1	1.1
682	Miscellaneous retail stores	792	400,560	9,073	10,838	2.3	2.7
691	Not specified retail trade	15	8,723	0	0	0.0	0.0
	FINANCE, INSURANCE, AND REAL ESTATE	11,160	5,953,655	194,589	276,839	3.3	4.6
700	Banking	3,555	1,860,818	37,485	60,396	2.0	3.2
701	Savings and loan associations	512	281,789	2,132	6,669	0.8	2.4
702	Credit agencies, n.e.c.	699	355,644	9,926	16,839	2.8	4.7
710	Security, commodity brokerage, and investment companies	757	426,709	5,911	10,764	1.4	2.5
711	Insurance	3,345	1,810,802	55,325	85,204	3.1	4.7
712	Real estate, including real estate-insurance-law offices	2,292	1,217,893	83,810	96,967	6.9	8.0
	BUSINESS AND REPAIR SERVICES	7,410	4,010,166	257,311	319,042	6.4	8.0
721	Advertising	356	201,651	7,793	8,437	3.9	4.2
722	Services to dwellings and other buildings	767	405,911	61,529	66,574	15.2	16.4
730	Commercial research, development, and testing labs	420	192,665	16,279	20,903	8.4	10.8
731	Personnel supply services	777	426,029	14,824	24,573	3.5	5.8
732	Business management and consulting services	436	234,988	4,194	8,413	1.8	3.6
740	Computer and data processing services	709	390,597	10,772	16,954	2.8	4.3
741	Detective and protective services	509	288,596	23,260	32,314	8.1	11.2
742	Business services, n.e.c.	1,336	729,668	35,915	49,771	4.9	6.8
750	Automotive services, exc. repair	447	246,567	21,441	24,077	8.7	9.8
751	Automotive repair shops	997	543,251	24,692	26,945	4.5	5.0
752	Electrical repair shops	154	84,644	12,018	12,018	14.2	14.2
760	Miscellaneous repair services	502	265,599	24,595	28,063	9.3	10.6
	PERSONAL SERVICES	6,638	3,238,278	197,046	216,022	6.1	6.7
761	Private households	2,460	1,240,659	8,173	8,827	0.7	0.7
762	Hotels and motels	2,130	925,172	124,054	136,786	13.4	14.8
770	Lodging places, exc. hotels and motels	201	99,376	1,303	1,477	1.3	1.5
771	Laundry, cleaning, and garment services	632	323,331	50,991	52,661	15.8	16.3
772	Beauty shops	750	399,704	5,842	7,877	1.5	2.0
780	Barber shops	61	35,551	2,967	2,967	8.3	8.3
781	Funeral service and crematories	104	56,390	1,256	1,930	2.2	3.4
782	Shoe repair shops	10	4,984	0	153	0.0	3.1
790	Dressmaking shops	6	3,389	0	0	0.0	0.0
791	Miscellaneous personal services	284	149,721	2,460	3,345	1.6	2.2
	ENTERTAINMENT AND RECREATION SERVICES	2,085	1,040,202	135,914	155,902	13.1	15.0
800	Theaters and motion pictures	515	270,123	67,461	74,249	25.0	27.5
801	Bowling alleys, billiard and pool parlors	121	63,047	2,145	2,805	3.4	4.4
802	Miscellaneous entertainment and recreation services	1,449	707,032	66,308	78,848	9.4	11.2
831	HOSPITALS	8,176	4,249,813	721,837	906,766	17.0	21.3
	MEDICAL SERVICES, EXCEPT HOSPITALS	6,106	3,086,476	305,222	355,441	9.9	11.5
812	Offices of physicians	1,155	604,553	11,075	15,236	1.8	2.5
820	Offices of dentists	679	346,476	3,063	3,595	0.9	1.0
821	Offices of chiropractors	68	33,831	815	815	2.4	2.4
822	Offices of optometrists	64	29,500	613	613	2.1	2.1
830	Offices of health practitioners, n.e.c.	35	18,249	0	447	0.0	2.4
832	Nursing and personal care facilities	2,733	1,355,745	209,683	235,717	15.5	17.4
840	Health services, n.e.c.	1,372	698,121	79,973	99,019	11.5	14.2
	EDUCATIONAL SERVICES	15,865	7,855,650	2,693,424	3,336,946	34.3	42.5
842	Elementary and secondary schools	10,800	5,364,935	2,367,527	2,893,170	44.1	53.9
850	Colleges and universities	4,492	2,203,686	280,782	385,211	12.7	17.5
851	Business, trade, and vocational schools	106	52,805	3,267	4,966	6.2	9.4
852	Libraries	312	160,496	33,542	41,085	20.9	25.6
860	Educational services, n.e.c.	155	73,729	8,306	12,514	11.3	17.0
	SOCIAL SERVICES	2,752	1,432,838	154,660	193,092	10.8	13.5
861	Job training and vocational rehabilitation services	259	137,816	7,192	10,604	5.2	7.7
862	Child day care services	766	400,859	12,239	17,800	3.1	4.4
870	Residential care facilities, without nursing	469	237,616	20,648	25,187	8.7	10.6
871	Social services, n.e.c.	1,258	656,547	114,580	139,502	17.5	21.2
	OTHER PROFESSIONAL SERVICES	5,543	2,839,740	109,517	139,447	3.9	4.9
841	Legal services	1,163	611,722	7,733	13,327	1.3	2.2
872	Museums, art galleries, and zoos	142	66,947	10,935	14,264	16.3	21.3
880	Religious organizations	1,308	660,168	4,827	7,005	0.7	1.1
881	Membership organizations	808	385,339	49,973	55,504	13.0	14.4
882	Engineering, architectural, and surveying services	1,050	552,970	20,691	26,661	3.7	4.8
890	Accounting, auditing, and bookkeeping services	714	385,533	3,966	7,672	1.0	2.0
891	Noncommercial educational and scientific research	281	137,417	10,5