{"entity":{"iso2":"XT","iso3":"UMC","name":"Upper middle income","slug":"upper-middle-income"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"air-transport-freight-million-ton-km-per-unit-of-gdp","source":"Statizoid (derived)","source_url":null,"title":"Air transport, freight (million ton-km), per unit of GDP","unit":"million ton-km per US$ of GDP"},"observations":[{"date":"1974-01-01","value":1.5999e-09},{"date":"1975-01-01","value":1.63929e-09},{"date":"1976-01-01","value":1.73821e-09},{"date":"1977-01-01","value":1.72803e-09},{"date":"1978-01-01","value":1.83943e-09},{"date":"1979-01-01","value":1.6407e-09},{"date":"1980-01-01","value":1.58505e-09},{"date":"1981-01-01","value":1.7188e-09},{"date":"1982-01-01","value":1.92874e-09},{"date":"1983-01-01","value":2.09079e-09},{"date":"1984-01-01","value":2.3263e-09},{"date":"1985-01-01","value":2.37078e-09},{"date":"1986-01-01","value":2.5027e-09},{"date":"1987-01-01","value":2.70921e-09},{"date":"1988-01-01","value":2.68656e-09},{"date":"1989-01-01","value":2.51963e-09},{"date":"1990-01-01","value":2.36076e-09},{"date":"1991-01-01","value":2.57591e-09},{"date":"1992-01-01","value":2.73612e-09},{"date":"1993-01-01","value":2.72563e-09},{"date":"1994-01-01","value":2.70754e-09},{"date":"1995-01-01","value":2.45636e-09},{"date":"1996-01-01","value":2.33767e-09},{"date":"1997-01-01","value":2.58049e-09},{"date":"1998-01-01","value":2.60179e-09},{"date":"1999-01-01","value":2.87435e-09},{"date":"2000-01-01","value":2.99717e-09},{"date":"2001-01-01","value":2.96762e-09},{"date":"2002-01-01","value":3.17108e-09},{"date":"2003-01-01","value":3.08735e-09},{"date":"2004-01-01","value":3.07435e-09},{"date":"2005-01-01","value":2.67429e-09},{"date":"2006-01-01","value":2.33334e-09},{"date":"2007-01-01","value":2.26991e-09},{"date":"2008-01-01","value":1.86701e-09},{"date":"2009-01-01","value":2.06993e-09},{"date":"2010-01-01","value":2.05453e-09},{"date":"2011-01-01","value":1.70217e-09},{"date":"2012-01-01","value":1.54951e-09},{"date":"2013-01-01","value":1.51676e-09},{"date":"2014-01-01","value":1.58102e-09},{"date":"2015-01-01","value":1.71383e-09},{"date":"2016-01-01","value":1.77206e-09},{"date":"2017-01-01","value":1.81513e-09},{"date":"2018-01-01","value":1.84937e-09},{"date":"2019-01-01","value":1.89871e-09},{"date":"2020-01-01","value":1.48374e-09},{"date":"2021-01-01","value":1.48326e-09},{"date":"2022-01-01","value":1.36685e-09},{"date":"2023-01-01","value":1.55797e-09}],"summary":{"latest_period":"2023-01-01","latest_value":1.55797e-09,"max":3.17108e-09,"mean":2.16875e-09,"min":1.36685e-09,"of":44,"rank":23,"trend":"falling"}}