U.S. - Clay and ceramic and refractory minerals mining - 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.

D = Withheld to avoid disclosure
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	74	39.2%	20.3%	10.8%	2,320	87.5%	D	52.8%
	2007	76	43.4%	26.3%	13.2%	2,775	90.8%	D	48.2%
	2006	80	48.8%	25.0%	16.3%	3,451	93.8%	73.6%	60.3%
	2005	82	46.3%	25.6%	17.1%	3,526	D	D	63.2%
	2004	80	48.8%	27.5%	20.0%	3,555	D	D	62.7%
	2003	90	43.3%	27.8%	21.1%	3,464	93.0%	76.1%	63.0%
	2002	92	42.4%	29.3%	22.8%	3,673	D	D	68.4%
	2001	98	43.9%	25.5%	20.4%	3,516	D	D	66.6%
	2000	102	41.2%	25.5%	19.6%	3,566	92.0%	74.8%	65.0%
	1999	102	43.1%	27.5%	20.6%	3,628	D	D	66.6%
	1998	99	39.4%	28.3%	21.2%	3,666	92.3%	81.4%	68.9%