Table 2.1. Facility turnover: 2007-2011¹ Number and percent distribution
Facility status	Number of facilities					Percent distribution
Facility status	2007	2008	2009	2010	2011	2007	2008	2009	2010	2011
Total	13,648	13,688	13,513	13,339	13,720	100.0	100.0	100.0	100.0	100.0
Responded to both current and prior year's surveys	12,226	12,146	12,065	11,882	11,943	89.6	88.7	89.3	89.1	87.0
New in survey year	1,422	1,542	1,448	1,457	1,777	10.4	11.3	10.7	10.9	13.0

Closed since previous survey year	1,545	1,502	1,623	1,631	1,396	11.3	11.0	12.0	12.2	10.2
¹Survey reference dates were March 30, 2007, and March 31, 2008-2011. See Appendix A for changes in the survey base, methods, and instruments that affect analysis of trends over time.
NOTE: Percentages may not sum to 100 percent because of rounding.
SOURCE: Center for Behavioral Health Statistics and Quality, Substance Abuse and Mental Health Services Administration, National Survey of Substance Abuse Treatment Services (N-SSATS), 2007-2011.