{"count":1,"items":[{"location":"USA","name":"United States","indicator":"naep_ltt_reading_9","unit":"NAEP score points","kind":"actual","source":"NCES, NAEP - National Assessment of Educational Progress (The Nation's Report Card): NAEP Data Service and Digest of Education Statistics tables","source_url":"https://www.nationsreportcard.gov/ltt/","time_basis":"calendar_year","interpolate":false,"columns":["year","value"],"points":[[1971,207.58],[1975,210.04],[1980,215.04],[1984,210.89],[1988,211.85],[1990,209.16],[1992,210.52],[1994,211.02],[1996,212.45],[1999,211.75],[2004,215.65],[2008,220.06],[2012,220.76],[2020,219.68],[2022,214.6]]}],"notes":["Births: thousands per year; population: thousands on 1 July; tfr: children per woman.","National definitions may differ from the UN (e.g. registration year instead of year of birth).","World Bank, IMF, UN migrant stock, UNHCR, BIS, Ember and UCDP indicators are actual values for countries and the world; units in list_indicators."]}