U.S. - AC, refrigeration, and forced air heating - by Year
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.

More data	Year	Firms by employment size of enterprise				Paid employees by employment size of enterprise
		Total	20 +	100 +	500 +	Total	20 +	100 +	500 +
	2008	732	47.4%	21.2%	10.4%	102,906	97.6%	89.9%	78.0%
	2007	704	46.3%	21.0%	9.8%	104,239	97.7%	90.9%	79.0%
	2006	704	48.3%	21.6%	10.1%	104,311	97.8%	90.5%	78.1%
	2005	725	46.1%	20.1%	9.2%	103,384	97.7%	90.5%	78.4%
	2004	705	46.7%	19.3%	9.8%	99,359	97.8%	90.0%	79.7%
	2003	671	49.2%	21.2%	10.9%	105,729	98.0%	90.8%	80.6%
	2002	646	48.8%	22.1%	11.3%	110,459	98.2%	91.7%	81.3%
	2001	665	50.5%	22.4%	11.3%	127,348	98.5%	92.2%	82.6%
	2000	631	52.9%	24.9%	11.7%	125,860	98.5%	92.5%	81.8%
	1999	637	54.6%	25.9%	12.2%	126,113	98.5%	92.3%	81.3%
	1998	649	54.4%	25.9%	12.2%	119,197	98.4%	91.5%	79.8%