Average scale scores for age 13 long-term trend reading, by parental education level [PARED5] and jurisdiction: 2012, 2008, 2004, 1999, 1996, 1994, 1992, 1990, 1988, 1984, and 1980
Year	Jurisdiction	Did not finish high school		Graduated high school		Some education after high school		Graduated college		Unknown
Year	Jurisdiction	Average scale score	Standard Error	Average scale score	Standard Error	Average scale score	Standard Error	Average scale score	Standard Error	Average scale score	Standard Error
— Not available. † Not applicable. NOTE: The NAEP Long-Term Trend Reading 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), 1980, 1984, 1988, 1990, 1992, 1994, 1996, 1999, 2004, 2008, and 2012 Long-Term Trend Reading Assessments.
2012	National	248	(2.0)	248	(1.7)	264	(1.5)	273	(1.3)	243	(1.4)
2008	National	239	(1.9)	251	(1.1)	265	(1.1)	270	(1.2)	241	(1.3)
2004	National	238	(2.3)	249	(1.1)	261	(1.4)	266	(1.2)	238	(1.6)
2004¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1999¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1996¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1994¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1992¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1990¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1988¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1984¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)
1980¹	National	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)