School Year | Total (n) | Mean ± S.E. mean | Min | Max | Percentile | ||
---|---|---|---|---|---|---|---|
25 | 50 | 75 | |||||
1998–1999 | 30 (missing = 3) | 27,328 ± 11,968 | 12,384 | 61,043 | 18,362 | 23,593 | 34,266 |
1999–2000 | 31 (missing = 2) | 28,559 ± 13,350 | 7113 | 65,508 | 18,452 | 24,698 | 39,483 |
2000–2001 | 31 (missing = 2) | 26,369 ± 9482 | 11,137 | 51,272 | 19,258 | 25,947 | 30,592 |
2001–2002 | 32 (missing = 1) | 25,144 ± 10,690 | 9697 | 53,346 | 16,111 | 23,319 | 32,122 |
2002–2003 | 33 | 23,882 ± 11,079 | 9923 | 55,051 | 16,183 | 20,216 | 31,756 |
2003–2004 | 33 | 23,455 ± 11,426 | 8332 | 53,396 | 15,959 | 19,627 | 32,634 |
2004–2005 | 32 | 25,127 ± 13,379 | 9558 | 60,345 | 16,405 | 19,791 | 33,983 |
2005–2006 | 33 | 24,888 ± 13,950 | 9160 | 62,884 | 15,464 | 19,867 | 31,307 |
2006–2007 | 33 | 24,565 ± 13,871 | 8451 | 61,053 | 16,218 | 17,686 | 33,074 |
2007–2008 | 33 | 23,522 ± 13,923 | 7125 | 61,843 | 14,128 | 17,146 | 28,996 |
2008–2009 | 33 | 22,848 ± 12,873 | 7466 | 51,641 | 14,489 | 17,963 | 26,922 |
2009–2010 | 33 | 22,974 ± 14,080 | 6752 | 62,701 | 13,532 | 17,273 | 30,307 |
2010–2011 | 33 | 22,431 ± 14,958 | 6862 | 66,199 | 12,799 | 16,367 | 24,996 |
2011–2012 | 33 | 21,875 ± 13,787 | 7469 | 65,254 | 13,483 | 16,150 | 25,858 |
2012–2013 | 33 | 20,991 ± 13,878 | 7470 | 65,800 | 13,184 | 15,064 | 22,535 |
2013–2014 | 33 | 20,105 ± 12,501 | 8256 | 62,614 | 12,791 | 14,842 | 22,306 |
2014–2015 | 33 | 25,060 ± 2863 | 10,292 | 76,653 | 14,849 | 17,366 | 32,252 |