{"entity":{"iso2":"US","iso3":"USA","name":"United States of America","slug":"united-states"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"air-transport-freight-million-ton-km-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Air transport, freight (million ton-km), per square kilometre","unit":"million ton-km per square kilometre"},"observations":[{"date":"1970-01-01","value":0.000562422},{"date":"1971-01-01","value":0.000604959},{"date":"1972-01-01","value":0.000685995},{"date":"1973-01-01","value":0.000770841},{"date":"1974-01-01","value":0.000792164},{"date":"1975-01-01","value":0.000764235},{"date":"1976-01-01","value":0.000812123},{"date":"1977-01-01","value":0.000864792},{"date":"1978-01-01","value":0.000917877},{"date":"1979-01-01","value":0.000945315},{"date":"1980-01-01","value":0.000940653},{"date":"1981-01-01","value":0.000939725},{"date":"1982-01-01","value":0.000905758},{"date":"1983-01-01","value":0.00101371},{"date":"1984-01-01","value":0.00112383},{"date":"1985-01-01","value":0.00105604},{"date":"1986-01-01","value":0.00115941},{"date":"1987-01-01","value":0.00131273},{"date":"1988-01-01","value":0.00151498},{"date":"1989-01-01","value":0.00159964},{"date":"1990-01-01","value":0.00161497},{"date":"1991-01-01","value":0.00158164},{"date":"1992-01-01","value":0.00170517},{"date":"1993-01-01","value":0.00178437},{"date":"1994-01-01","value":0.00208362},{"date":"1995-01-01","value":0.00214248},{"date":"1996-01-01","value":0.00236669},{"date":"1997-01-01","value":0.00278184},{"date":"1998-01-01","value":0.00281232},{"date":"1999-01-01","value":0.00297984},{"date":"2000-01-01","value":0.0032932},{"date":"2001-01-01","value":0.0030479},{"date":"2002-01-01","value":0.00322582},{"date":"2003-01-01","value":0.00373345},{"date":"2004-01-01","value":0.00408758},{"date":"2005-01-01","value":0.00407749},{"date":"2006-01-01","value":0.00435301},{"date":"2007-01-01","value":0.00443332},{"date":"2008-01-01","value":0.00429778},{"date":"2009-01-01","value":0.0038369},{"date":"2010-01-01","value":0.00430212},{"date":"2011-01-01","value":0.00433148},{"date":"2012-01-01","value":0.00427566},{"date":"2013-01-01","value":0.00405728},{"date":"2014-01-01","value":0.0041788},{"date":"2015-01-01","value":0.00413955},{"date":"2016-01-01","value":0.0042261},{"date":"2017-01-01","value":0.00454681},{"date":"2018-01-01","value":0.00469917},{"date":"2019-01-01","value":0.00464593},{"date":"2020-01-01","value":0.00445952},{"date":"2021-01-01","value":0.00502924},{"date":"2022-01-01","value":0.00502577},{"date":"2023-01-01","value":0.00467486}],"summary":{"latest_period":"2023-01-01","latest_value":0.00467486,"max":0.00502924,"mean":0.00263183,"min":0.000562422,"of":180,"rank":30,"trend":"volatile"}}