{"series":{"id":"I.AM.ISBB5LE366FTJ","name":"Proportion of students at the end of lower secondary education achieving at least a minimum proficiency level in mathematics, spoke the language of the test at home, both sexes (%)","country":{"code":"AM","name":"Armenia"},"frequency":"irregular","geometry":"none","firstDate":"2003-01-01T00:00:00Z","lastDate":"2015-01-01T00:00:00Z","lastPeriod":"2015-01-01","lastValue":47.68589925792347,"lastCollectedAt":"2026-10-27T04:50:07.180187Z"},"observations":[{"date":"2003-01-01T00:00:00Z","period":"2003-01-01","value":53.15972974568539,"location":{"type":"Point","coordinates":[45,40.25]}},{"date":"2007-01-01T00:00:00Z","period":"2007-01-01","value":62.09939673190419,"location":{"type":"Point","coordinates":[45,40.25]}},{"date":"2011-01-01T00:00:00Z","period":"2011-01-01","value":48.65146755853891,"location":{"type":"Point","coordinates":[45,40.25]}},{"date":"2015-01-01T00:00:00Z","period":"2015-01-01","value":47.68589925792347,"location":{"type":"Point","coordinates":[45,40.25]}}],"returned":4,"total":4,"truncated":false}