Education in States and Nations: 1991
SOURCE: Organization for Economic Co-operation and Development, Center for Educational Research and Innovation, Education at a Glance, 1993, Table P15. U.S. Department of Commerce, Bureau of the Census, 1990 Census of Population and Housing. U.S. Department of Education, National Center for Education Statistics, Digest of Education Statistics, 1993, Table 177; Digest of Education Statistics, 1994, Table 199.