Percentile scores for age 13 long-term trend mathematics, by grade level and jurisdiction: 2012, 2008, 2004, 1999, 1996, 1994, 1992, 1990, 1986, 1982, and 1978
Year
Jurisdiction
7th grade or below
8th grade
9th grade or above
10th Percentile
Standard Error
25th Percentile
Standard Error
50th Percentile
Standard Error
75th Percentile
Standard Error
90th Percentile
Standard Error
10th Percentile
Standard Error
25th Percentile
Standard Error
50th Percentile
Standard Error
75th Percentile
Standard Error
90th Percentile
Standard Error
10th Percentile
Standard Error
25th Percentile
Standard Error
50th Percentile
Standard Error
75th Percentile
Standard Error
90th Percentile
Standard Error
† Not applicable.
‡ Reporting standards not met.
NOTE: The NAEP Long-Term Trend 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), 1978, 1982, 1986, 1990, 1992, 1994, 1996, 1999, 2004, 2008, and 2012 Long-Term Trend Mathematics Assessments.
2012
National
230
(1.4)
252
(1.2)
276
(1.8)
297
(2.2)
316
(1.7)
249
(2.1)
271
(0.9)
293
(1.0)
315
(1.3)
334
(1.9)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
2008
National
226
(2.5)
251
(1.3)
274
(1.7)
296
(1.3)
314
(1.4)
247
(1.8)
268
(0.8)
289
(0.6)
309
(0.9)
328
(1.3)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
2004
National
222
(1.9)
247
(1.6)
271
(1.4)
292
(1.3)
310
(1.7)
244
(1.3)
264
(1.2)
287
(1.4)
308
(1.1)
326
(1.3)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
2004¹
National
227
(2.4)
250
(1.1)
272
(1.5)
294
(1.3)
312
(1.2)
247
(2.4)
267
(1.0)
287
(1.5)
308
(1.3)
326
(1.1)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1999¹
National
224
(2.3)
244
(2.2)
266
(1.9)
286
(1.7)
305
(1.5)
243
(1.3)
262
(0.9)
283
(1.0)
304
(1.3)
323
(1.1)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1996¹
National
222
(1.1)
242
(1.3)
264
(1.7)
284
(1.8)
301
(1.6)
242
(1.3)
261
(1.2)
281
(1.0)
301
(1.1)
318
(1.5)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1994¹
National
219
(1.3)
239
(1.2)
261
(1.7)
281
(2.0)
298
(1.3)
245
(1.8)
264
(1.1)
284
(1.1)
303
(1.5)
320
(1.9)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1992¹
National
219
(2.0)
239
(1.5)
259
(1.4)
279
(1.2)
296
(1.6)
246
(2.6)
264
(1.4)
282
(0.9)
300
(1.0)
318
(1.1)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1990¹
National
215
(1.5)
233
(1.3)
253
(1.6)
273
(1.8)
290
(2.6)
245
(0.7)
262
(1.1)
280
(0.9)
300
(1.8)
316
(1.9)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1986¹
National
216
(1.2)
233
(1.5)
251
(2.1)
269
(1.8)
287
(1.8)
242
(1.2)
259
(1.2)
277
(1.1)
296
(1.1)
315
(2.3)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
‡
(†)
1982¹
National
208
(2.7)
226
(1.8)
247
(1.5)
269
(1.5)
287
(1.4)
238
(1.2)
257
(1.1)
277
(0.9)
297
(0.8)
315
(1.2)
255
(6.9)
280
(16.7)
308
(7.4)
328
(6.3)
345
(6.2)
1978¹
National
193
(2.5)
215
(1.8)
240
(1.6)
264
(1.8)
286
(1.6)
228
(1.1)
250
(1.5)
275
(1.0)
298
(1.0)
319
(1.2)
248
(14.1)
272
(12.3)
297
(10.4)
323
(8.6)
348
(28.0)