U.S. - In-vitro diagnostic substance manufacturing - 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	197	52.3%	26.4%	13.2%	28,123	97.6%	90.7%	73.9%
	2007	199	49.7%	28.1%	12.6%	27,215	97.4%	91.1%	71.8%
	2006	197	50.8%	29.4%	13.2%	26,971	97.7%	91.4%	73.0%
	2005	193	53.4%	29.5%	13.5%	26,834	97.6%	90.6%	71.9%
	2004	195	53.8%	31.3%	13.3%	25,615	97.6%	90.0%	70.5%
	2003	187	54.5%	29.9%	15.0%	24,945	97.8%	89.6%	73.3%
	2002	175	49.7%	32.6%	17.1%	42,239	98.7%	94.9%	86.2%
	2001	181	50.8%	28.7%	16.6%	40,594	98.8%	94.0%	85.8%
	2000	190	50.0%	27.4%	14.7%	39,884	98.6%	93.8%	85.3%
	1999	198	49.5%	25.8%	15.2%	39,039	98.4%	92.2%	83.4%
	1998	198	52.5%	24.2%	14.1%	36,453	98.3%	90.5%	82.0%