Average scale scores for grade 8 science, by public or nonpublic school, 5 categories and jurisdiction: 2011 and 2009
Year	Jurisdiction	Public	Other private	Catholic	Bureau of Indian Education	Department of Defense
Year	Jurisdiction	Average scale score	Average scale score	Average scale score	Average scale score	Average scale score
‡ Reporting standards not met. NOTE: The NAEP Science scale ranges from 0 to 300. 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), 2009 and 2011 Science Assessments.
2011	National	151	‡	162	123	161
2009	National	149	‡	163	110	162