SIC	1987 SIC Description		Establishments		Dollar value of business done ($1,000)		Paid employees		Annual payroll ($1,000)
			1997	% chg	1997	% chg	1997	% chg	1997	% chg
1795	Wrecking and demolition work special trade contractors		1,542	59.6	2,304,008	106.9	18,820	43.5	592,176	100.0
1794	Excavation work special trade contractors		18,229	31.2	14,193,577	101.2	116,237	50.7	3,353,874	84.6
1522	General contractors--residential buildings, other than single-family		7,453	14.8	15,987,630	101.0	61,549	26.1	1,896,753	63.4
1771	Concrete work special trade contractors		31,540	20.7	26,889,036	84.2	272,429	41.5	7,079,318	75.3
1541	General contractors--industrial buildings and warehouses		8,710	13.2	38,186,191	81.9	158,149	28.6	5,565,288	60.1
1542	General contractors--nonresidential buildings, other than industrial buildings and warehouses		30,817	3.6	158,795,765	65.9	472,611	16.1	17,205,061	45.8
1521	General contractors--single-family houses		116,537	8.4	79,380,858	60.5	438,033	8.5	10,314,481	41.7
1791	Structural steel erection special trade contractors		4,238	11.8	8,152,672	60.0	72,301	24.7	2,387,071	46.5
1731	Electrical work special trade contractors		61,414	13.7	64,915,069	59.4	641,985	31.8	21,680,037	59.1
1531	Operative builders		21,000	23.6	73,200,806	58.7	138,945	21.7	4,870,523	45.0
1751	Carpentry work special trade contractors		44,858	17.4	20,642,857	58.4	230,409	29.7	5,490,471	57.4
1742	Plastering, drywall, acoustical, and insulation work special trade contractors		19,333	3.7	21,906,251	54.0	256,538	24.1	7,258,262	47.8
1711	Plumbing, heating, and air-conditioning special trade contractors		84,876	12.6	88,427,445	53.3	788,930	28.8	25,720,161	54.8
1752	Floor laying and other floor work special trade contractors, not elsewhere classified		12,078	18.5	6,815,514	50.1	60,533	23.7	1,672,303	57.0
1623	Water, sewer, pipeline, and communications and power line construction		11,249	9.9	30,188,366	47.8	235,985	21.5	7,880,525	40.1
1721	Painting and paper hanging special trade contractors		36,339	13.8	12,793,203	46.4	191,073	17.5	4,472,285	41.3
1741	Masonry, stone setting, and other stone work special trade contractors		22,614	0.1	12,297,679	44.7	164,236	11.1	4,068,498	41.1
1743	Terrazzo, tile, marble, and mosaic work special trade contractors		6,847	5.4	3,533,003	42.4	39,755	16.9	1,064,176	37.4
1761	Roofing, siding, and sheet metal work special trade contractors		30,557	10.8	24,153,352	42.3	253,315	17.5	6,494,890	40.5
1799	Special trade contractors, n.e.c.		28,135	11.3	19,841,862	40.1	208,152	1.9	5,809,522	31.0
1796	Installation or erection of building equipment, special trade contractors, not elsewhere classified		4,489	15.4	9,342,927	38.4	75,501	-8.6	3,148,030	35.4
1611	Highway and street construction contractors, except elevated highways		11,162	10.6	49,920,793	36.2	277,073	7.7	9,472,265	28.7
1793	Glass and glazing work special trade contractors		4,472	-2.6	3,948,767	35.5	34,740	8.3	1,024,415	28.7
1622	Bridge, tunnel, and elevated highway construction contractors		1,171	12.5	9,547,853	31.0	47,681	9.1	1,843,671	24.1
1781	Water well drilling special trade contractors		3,862	6.2	2,222,222	26.9	21,214	9.7	576,191	29.9
1629	Heavy construction, n.e.c.		15,960	0.9	37,207,236	8.9	290,856	-4.4	10,021,772	8.2

N=Comparable data not available D=Withheld to avoid disclosure

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Source: 1997 Economic Census, Comparative Statistics

Last modified: 6/28/00