{"entity":{"iso2":"TD","iso3":"TCD","name":"Chad","slug":"chad"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"air-transport-freight-million-ton-km","source":"Civil Aviation Statistics of the World, International Civil Aviation Organization (ICAO)","source_url":"https://data.worldbank.org/indicator/IS.AIR.GOOD.MT.K1","title":"Air transport, freight (million ton-km)","unit":"million ton-km"},"observations":[{"date":"1970-01-01","value":6.4},{"date":"1971-01-01","value":7.8},{"date":"1972-01-01","value":8.7},{"date":"1973-01-01","value":9.1},{"date":"1974-01-01","value":11.6},{"date":"1975-01-01","value":12.3},{"date":"1976-01-01","value":14.0},{"date":"1977-01-01","value":14.0},{"date":"1978-01-01","value":15.7},{"date":"1979-01-01","value":18.2},{"date":"1980-01-01","value":19.2},{"date":"1981-01-01","value":21.4},{"date":"1982-01-01","value":21.4},{"date":"1983-01-01","value":19.1},{"date":"1984-01-01","value":17.5},{"date":"1985-01-01","value":18.6},{"date":"1986-01-01","value":16.5},{"date":"1987-01-01","value":16.3},{"date":"1988-01-01","value":15.9},{"date":"1989-01-01","value":18.0},{"date":"1990-01-01","value":17.7},{"date":"1991-01-01","value":16.1},{"date":"2010-01-01","value":0.0},{"date":"2011-01-01","value":0.778287},{"date":"2012-01-01","value":0.551042},{"date":"2013-01-01","value":0.456396},{"date":"2014-01-01","value":0.471912}],"summary":{"latest_period":"2014-01-01","latest_value":0.471912,"max":21.4,"mean":12.5095,"min":0.0,"of":180,"rank":133,"trend":"volatile"}}