{"entity":{"iso2":"VN","iso3":"VNM","name":"Viet Nam","slug":"viet-nam"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"secondary-education-teachers-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Secondary education, teachers, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1976-01-01","value":0.354383},{"date":"1977-01-01","value":0.392132},{"date":"1990-01-01","value":0.623875},{"date":"1998-01-01","value":0.725863},{"date":"2022-01-01","value":1.45534}],"summary":{"latest_period":"2022-01-01","latest_value":1.45534,"max":1.45534,"mean":0.710319,"min":0.354383,"of":201,"rank":47,"trend":"volatile"}}