{"id":"worldbank.air-transport-freight.ton.annual","dataset_id":"worldbank-air-transport-freight","indicator":"air-transport-freight","geography":"TON","frequency":"annual","unit":"million ton-km","start_period":"2000","end_period":"2004","org":"World Bank","original_indicator":"IS.AIR.GOOD.MT.K1","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","geography_name":"Tonga","region":"East Asia & Pacific","observations":[{"period":"2000","value":0.017,"flags":""},{"period":"2001","value":0.021,"flags":""},{"period":"2002","value":0.024,"flags":""},{"period":"2003","value":0.025,"flags":""},{"period":"2004","value":0.03,"flags":""}],"indicator_name":"Air transport, freight","topic":"Infrastructure","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"IS.AIR.GOOD.MT.K1","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","license":"see source"}}