U.S. - Nature parks and other similar institutions - 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	569	14.6%	3.3%	1.2%	6,362	64.3%	D	D
	2007	601	15.8%	3.3%	0.8%	6,561	68.7%	D	D
	2006	569	17.2%	3.3%	1.1%	6,566	70.5%	D	D
	2005	557	15.4%	2.7%	0.9%	5,421	64.8%	D	D
	2004	535	15.9%	2.6%	0.9%	5,118	64.8%	D	D
	2003	519	16.4%	2.9%	1.0%	5,224	68.2%	D	D
	2002	490	16.9%	3.7%	1.0%	7,021	77.6%	45.1%	21.4%
	2001	407	19.9%	4.2%	1.2%	6,500	77.5%	42.8%	23.5%
	2000	350	22.0%	5.1%	1.7%	6,175	D	D	D
	1999	352	20.5%	4.8%	1.7%	5,694	77.3%	D	D
	1998	355	16.9%	4.5%	1.1%	4,573	72.4%	D	D