Table 5. Number of private sector establishments by age Health Care and Social Assistance Age Class March 1994 March 1995 March 1996 March 1997 March 1998 March 1999 Less than one year 36,457 38,384 39,071 41,358 41,298 41,129 1 year _ 31,489 32,693 33,013 34,841 35,294 2 years _ _ 27,954 29,364 29,555 30,966 3 years _ _ _ 25,493 26,708 26,652 4 years _ _ _ _ 23,448 24,587 5 years _ _ _ _ _ 21,793 6 years _ _ _ _ _ _ 7 years _ _ _ _ _ _ 8 years _ _ _ _ _ _ 9 years _ _ _ _ _ _ 10 years _ _ _ _ _ _ 11 years _ _ _ _ _ _ 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ 18 years _ _ _ _ _ _ Born before March 1993 480,464 458,218 433,737 411,716 391,143 374,143 Total 516,921 528,091 533,455 540,944 546,993 554,564 Age Class March 2000 March 2001 March 2002 March 2003 March 2004 March 2005 Less than one year 40,982 37,074 41,132 41,864 40,962 41,668 1 year 35,218 35,694 36,008 37,369 38,869 37,988 2 years 31,147 31,733 33,609 32,968 34,556 35,724 3 years 27,907 28,375 29,437 31,286 30,651 32,143 4 years 24,276 25,503 26,282 27,502 29,383 28,887 5 years 22,499 22,726 23,641 24,883 25,859 27,827 6 years 20,116 20,960 21,240 22,381 23,681 24,575 7 years _ 18,889 19,884 20,212 21,204 22,679 8 years _ _ 17,954 19,050 19,261 20,320 9 years _ _ _ 17,223 18,293 18,520 10 years _ _ _ _ 16,536 17,505 11 years _ _ _ _ _ 15,896 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ 18 years _ _ _ _ _ _ Born before March 1993 357,952 344,113 331,768 321,807 312,539 303,594 Total 560,097 565,067 580,955 596,545 611,794 627,326 Age Class March 2006 March 2007 March 2008 March 2009 March 2010 March 2011 Less than one year 45,982 46,303 46,362 46,418 45,405 46,158 1 year 39,869 42,387 42,431 42,772 41,515 41,348 2 years 35,651 36,758 38,722 39,176 38,975 38,300 3 years 33,536 33,197 33,858 35,724 36,322 36,227 4 years 30,540 31,302 31,092 31,656 33,425 34,137 5 years 27,343 28,835 29,501 29,154 29,687 31,510 6 years 26,661 25,925 27,425 27,884 27,653 28,298 7 years 23,687 25,313 24,579 26,075 26,658 26,368 8 years 21,915 22,732 24,218 23,592 24,967 25,486 9 years 19,660 21,212 21,894 23,161 22,618 24,113 10 years 17,722 18,955 20,502 21,022 22,312 21,623 11 years 16,893 17,022 18,252 19,791 20,308 21,519 12 years 15,444 16,415 16,460 17,723 19,113 19,709 13 years _ 14,847 15,922 15,964 17,196 18,625 14 years _ _ 14,313 15,355 15,527 16,788 15 years _ _ _ 13,967 14,967 15,115 16 years _ _ _ _ 13,533 14,558 17 years _ _ _ _ _ 13,229 18 years _ _ _ _ _ _ Born before March 1993 295,360 286,900 279,196 272,079 265,607 259,572 Total 650,263 668,103 684,727 701,513 715,788 732,683 Age Class March 2012 Less than one year 46,885 1 year 40,397 2 years 37,254 3 years 34,824 4 years 33,341 5 years 31,807 6 years 29,268 7 years 26,579 8 years 24,982 9 years 24,291 10 years 23,028 11 years 20,816 12 years 20,762 13 years 18,938 14 years 17,946 15 years 16,268 16 years 14,668 17 years 14,226 18 years 12,820 Born before March 1993 251,931 Total 741,031 NOTE: A '_' indicates that the data are not available and a 'N' indicates that the data do not meet BLS disclosure standards.