{"id":"worldbank.school-enrollment-preprimary.usa.annual","dataset_id":"worldbank-school-enrollment-preprimary","indicator":"school-enrollment-preprimary","geography":"USA","frequency":"annual","unit":"percent","start_period":"1971","end_period":"2020","org":"World Bank","original_indicator":"SE.PRE.ENRR","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","geography_name":"United States","region":"North America","observations":[{"period":"1971","value":37.8958206176758,"flags":""},{"period":"1972","value":37.7494010925293,"flags":""},{"period":"1974","value":42.8341407775879,"flags":""},{"period":"1976","value":51.7631912231445,"flags":""},{"period":"1977","value":50.616569519043,"flags":""},{"period":"1978","value":48.3382186889648,"flags":""},{"period":"1979","value":48.2015495300293,"flags":""},{"period":"1980","value":48.5948905944824,"flags":""},{"period":"1981","value":52.4450492858887,"flags":""},{"period":"1982","value":52.711540222168,"flags":""},{"period":"1983","value":54.6056518554688,"flags":""},{"period":"1984","value":56.6238288879395,"flags":""},{"period":"1985","value":57.3140106201172,"flags":""},{"period":"1986","value":61.1959190368652,"flags":""},{"period":"1987","value":62.044189453125,"flags":""},{"period":"1988","value":61.6954307556152,"flags":""},{"period":"1989","value":60.4845008850098,"flags":""},{"period":"1990","value":60.959789276123,"flags":""},{"period":"1991","value":65.0517883300781,"flags":""},{"period":"1995","value":69.5888900756836,"flags":""},{"period":"1996","value":71.1154403686523,"flags":""},{"period":"2005","value":70.5173263549805,"flags":""},{"period":"2013","value":71.5239562988281,"flags":""},{"period":"2014","value":64.7829437255859,"flags":""},{"period":"2015","value":72.0273590087891,"flags":""},{"period":"2016","value":71.937370300293,"flags":""},{"period":"2017","value":72.93408203125,"flags":""},{"period":"2018","value":72.1459197998047,"flags":""},{"period":"2019","value":72.2141723632813,"flags":""},{"period":"2020","value":72.3956832885742,"flags":""}],"indicator_name":"School enrollment, preprimary","topic":"Education","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"SE.PRE.ENRR","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","license":"see source"}}