Table 5. Number of private sector establishments by age Total Private Iowa Age Class March 1994 March 1995 March 1996 March 1997 March 1998 March 1999 Less than one year 5,420 5,183 4,972 5,274 5,755 4,963 1 year _ 4,276 4,258 4,043 4,358 4,732 2 years _ _ 3,780 3,709 3,605 3,869 3 years _ _ _ 3,405 3,369 3,263 4 years _ _ _ _ 3,094 3,102 5 years _ _ _ _ _ 2,833 6 years _ _ _ _ _ _ 7 years _ _ _ _ _ _ 8 years _ _ _ _ _ _ 9 years _ _ _ _ _ _ 10 years _ _ _ _ _ _ 11 years _ _ _ _ _ _ 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ Born before March 1993 66,136 62,386 59,190 56,239 53,764 51,309 Total 71,556 71,845 72,200 72,670 73,945 74,071 Age Class March 2000 March 2001 March 2002 March 2003 March 2004 March 2005 Less than one year 4,956 5,606 5,049 5,243 5,166 5,406 1 year 4,082 3,943 4,405 4,110 4,282 4,205 2 years 4,141 3,462 3,411 3,903 3,651 3,800 3 years 3,457 3,601 3,097 3,069 3,597 3,293 4 years 3,024 3,061 3,247 2,806 2,885 3,308 5 years 2,862 2,707 2,816 3,016 2,654 2,686 6 years 2,640 2,602 2,496 2,621 2,842 2,512 7 years _ 2,390 2,419 2,315 2,492 2,686 8 years _ _ 2,259 2,265 2,226 2,400 9 years _ _ _ 2,112 2,165 2,075 10 years _ _ _ _ 2,046 2,060 11 years _ _ _ _ _ 1,979 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ Born before March 1993 49,187 46,319 44,224 42,616 41,252 39,915 Total 74,349 73,691 73,423 74,076 75,258 76,325 Age Class March 2006 March 2007 March 2008 March 2009 March 2010 March 2011 Less than one year 5,744 5,344 5,276 4,952 4,349 3,745 1 year 4,470 4,689 4,281 4,124 4,034 3,539 2 years 3,760 3,935 4,051 3,703 3,580 3,496 3 years 3,427 3,383 3,527 3,569 3,303 3,229 4 years 2,995 3,146 3,084 3,166 3,253 2,989 5 years 3,052 2,783 2,912 2,777 2,913 2,980 6 years 2,492 2,843 2,631 2,650 2,612 2,736 7 years 2,350 2,357 2,684 2,448 2,489 2,418 8 years 2,496 2,158 2,190 2,507 2,300 2,307 9 years 2,266 2,367 2,056 2,089 2,341 2,156 10 years 1,968 2,133 2,247 1,915 1,979 2,232 11 years 1,958 1,868 2,047 2,110 1,830 1,883 12 years 1,850 1,836 1,778 1,953 1,998 1,741 13 years _ 1,774 1,781 1,681 1,874 1,911 14 years _ _ 1,703 1,714 1,601 1,796 15 years _ _ _ 1,586 1,635 1,547 16 years _ _ _ _ 1,523 1,560 17 years _ _ _ _ _ 1,447 Born before March 1993 38,517 37,297 36,080 34,766 33,645 32,559 Total 77,345 77,913 78,328 77,710 77,259 76,271 NOTE: A '_' indicates that the data are not available and a 'N' indicates that the data do not meet BLS disclosure standards.