U.S. - Crushed and broken limestone mining and quarrying - 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	624	42.5%	16.0%	7.1%	29,265	91.4%	72.4%	55.2%
	2007	588	48.3%	18.2%	7.8%	33,567	93.8%	75.5%	59.5%
	2006	606	46.2%	17.2%	7.6%	30,160	91.9%	71.6%	53.0%
	2005	621	45.2%	16.9%	7.2%	28,791	91.5%	71.2%	52.5%
	2004	634	45.3%	16.7%	7.9%	28,176	91.2%	69.7%	51.1%
	2003	638	44.8%	17.4%	7.7%	27,552	90.7%	69.6%	51.5%
	2002	580	44.1%	19.0%	9.5%	26,234	91.0%	72.6%	54.4%
	2001	596	44.8%	18.0%	9.4%	26,712	91.2%	71.2%	53.1%
	2000	629	45.0%	18.6%	9.5%	28,417	90.9%	70.0%	51.0%
	1999	645	44.5%	18.6%	9.9%	28,068	90.3%	69.2%	50.1%
	1998	682	45.7%	18.2%	8.9%	27,442	89.6%	66.4%	45.7%