Average scale scores for grade 8 mathematics, by all students and jurisdiction: 2011, 2009, 2007, 2005, 2003, 2000, 1996, 1992, and 1990
Year	Jurisdiction	All students
Year	Jurisdiction	Average scale score
NOTE: The NAEP Mathematics scale ranges from 0 to 500. Some apparent differences between estimates may not be statistically significant. Analyze results with NAEP Data Explorer. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 1990, 1992, 1996, 2000, 2003, 2005, 2007, 2009, and 2011 Mathematics Assessments.
2011	National	284
2009	National	283
2007	National	281
2005	National	279
2003	National	278
2000	National	273
1996	National	270
1996¹	National	272
1992¹	National	268
1990¹	National	263