Table 2 : Estimated autism rate.


Year of enrollment Autism rate

1985-86 0.060%
1986-87 0.060%
1987-88 0.074%
1988-89 0.089%
1989-90 0.099%
1990-91 0.111%
1991-92 0.113%
1992-93 0.113%
1993-94 0.171%
1994-95 0.220%
1995-96 0.233%
1996-97 0.312%
1997-98 0.369%
1998-99 0.435%
1999-00 0.478%
2000-01 0.578%
2001-02 0.696%
2002-03 0.763%
2003-04 0.847%
2004-05 0.916%
2005-06 0.986%
2006-07 1.148%
2007-08 1.264%
2009-10 1.333%
2010-11 1.452%
2011-12 1.446%
2012-13 1.461%

Seth Bittker Journal of Autism  2015 2:1DOI : 10.7243/2054-992X-2-1