{"entity":{"iso2":"XN","iso3":"LMC","name":"Lower middle income","slug":"lower-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":"1970-01-01","value":3.11975e-09},{"date":"1971-01-01","value":3.5094e-09},{"date":"1972-01-01","value":3.78618e-09},{"date":"1973-01-01","value":4.31631e-09},{"date":"1974-01-01","value":3.6633e-09},{"date":"1975-01-01","value":3.91341e-09},{"date":"1976-01-01","value":4.38039e-09},{"date":"1977-01-01","value":4.20337e-09},{"date":"1978-01-01","value":3.90083e-09},{"date":"1979-01-01","value":3.73814e-09},{"date":"1980-01-01","value":3.20838e-09},{"date":"1981-01-01","value":2.63796e-09},{"date":"1982-01-01","value":2.65238e-09},{"date":"1983-01-01","value":3.11667e-09},{"date":"1984-01-01","value":3.40002e-09},{"date":"1985-01-01","value":2.71858e-09},{"date":"1986-01-01","value":2.58207e-09},{"date":"1987-01-01","value":3.09113e-09},{"date":"1988-01-01","value":3.1716e-09},{"date":"1989-01-01","value":3.35234e-09},{"date":"1990-01-01","value":2.80409e-09},{"date":"1991-01-01","value":2.72591e-09},{"date":"1992-01-01","value":2.58334e-09},{"date":"1993-01-01","value":2.44367e-09},{"date":"1994-01-01","value":2.87949e-09},{"date":"1995-01-01","value":2.39966e-09},{"date":"1996-01-01","value":2.03368e-09},{"date":"1997-01-01","value":1.93347e-09},{"date":"1998-01-01","value":1.81263e-09},{"date":"1999-01-01","value":1.98203e-09},{"date":"2000-01-01","value":1.92881e-09},{"date":"2001-01-01","value":1.82527e-09},{"date":"2002-01-01","value":1.57698e-09},{"date":"2003-01-01","value":1.41274e-09},{"date":"2004-01-01","value":1.39318e-09},{"date":"2005-01-01","value":1.25953e-09},{"date":"2006-01-01","value":1.12781e-09},{"date":"2007-01-01","value":8.39656e-10},{"date":"2008-01-01","value":8.34598e-10},{"date":"2009-01-01","value":7.60169e-10},{"date":"2010-01-01","value":8.80268e-10},{"date":"2011-01-01","value":7.81461e-10},{"date":"2012-01-01","value":7.13202e-10},{"date":"2013-01-01","value":7.81569e-10},{"date":"2014-01-01","value":7.39732e-10},{"date":"2015-01-01","value":6.94247e-10},{"date":"2016-01-01","value":6.79306e-10},{"date":"2017-01-01","value":7.58819e-10},{"date":"2018-01-01","value":7.96335e-10},{"date":"2019-01-01","value":6.2535e-10},{"date":"2020-01-01","value":3.50631e-10},{"date":"2021-01-01","value":3.68447e-10},{"date":"2022-01-01","value":6.28947e-10},{"date":"2023-01-01","value":5.59645e-10}],"summary":{"latest_period":"2023-01-01","latest_value":5.59645e-10,"max":4.38039e-09,"mean":2.11809e-09,"min":3.50631e-10,"of":44,"rank":39,"trend":"volatile"}}