While SIPP is the primary source of child care data available from the Census Bureau, a number of historical child care products are available from the Current Population Survey. Current information regarding school enrollment (including nursery school) can be found under school enrollment.
Trends in Child Care Arrangements of Working Mothers: 1958 to 1977 (P23-117)
Child Care Arrangements of Working Mothers: June 1982 (P23-129)
Daytime Care of Children: October 1974 and February 1975 (P20-298)
Child Care Costs in the Current Population Survey: A Comparison to SIPP. Suzanne Macartney and Lynda Laughlin. Issued January 2011.