Percentages at or above each performance level for age 17 long-term trend mathematics, by grade level and jurisdiction: 2012, 2008, 2004, 1999, 1996, 1994, 1992, 1990, 1986, 1982, and 1978
YearJurisdiction10th grade or below11th grade12th grade
At or above Level 250Standard ErrorAt or above Level 300Standard ErrorAt Level 350Standard ErrorAt or above Level 250Standard ErrorAt or above Level 300Standard ErrorAt Level 350Standard ErrorAt or above Level 250Standard ErrorAt or above Level 300Standard ErrorAt Level 350Standard Error
# Rounds to zero.
NOTE: Detail may not sum to totals because of rounding. 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), 1978, 1982, 1986, 1990, 1992, 1994, 1996, 1999, 2004, 2008, and 2012 Long-Term Trend Mathematics Assessments.
2012National89(0.9)35(2.0)2(0.4)98(0.2)67(1.1)8(0.7)98(0.6)67(3.9)10(1.9)
2008National90(1.0)37(1.6)2(0.3)98(0.2)67(0.9)7(0.5)97(1.0)64(2.7)8(2.0)
2004National91(1.0)37(1.9)3(0.5)97(0.4)65(1.1)7(0.5)97(1.6)66(3.6)9(1.6)
2004¹National91(1.6)35(2.0)2(0.7)98(0.3)65(1.4)8(0.8)97(1.6)68(4.6)11(2.5)
1999¹National92(1.7)36(3.4)2(0.8)98(0.3)68(1.4)10(1.1)97(1.4)65(6.2)13(5.4)
1996¹National92(1.3)36(2.2)2(0.8)99(0.4)68(2.3)9(1.1)97(1.3)66(4.3)11(2.2)
1994¹National89(2.0)28(2.6)2(0.5)98(0.3)66(1.4)9(0.8)99(0.8)72(3.8)12(4.0)
1992¹National90(1.7)27(2.6)1(0.4)99(0.3)69(1.2)9(0.8)99(0.7)71(3.8)14(2.9)
1990¹National88(1.8)24(2.1)1(0.5)98(0.4)65(1.4)9(0.7)98(0.9)63(3.7)8(1.8)
1986¹National84(2.3)20(2.2)#(0.3)98(0.4)58(1.5)7(0.6)98(1.2)57(4.4)13(2.4)
1982¹National79(2.0)19(1.5)1(0.3)95(0.4)54(1.3)6(0.5)96(0.8)58(2.0)9(1.4)
1978¹National76(1.3)20(1.1)1(0.3)95(0.5)56(1.2)8(0.5)96(0.6)61(1.6)11(0.9)