{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"air-transport-registered-carrier-departures-worldwide-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Air transport, registered carrier departures worldwide, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1975-01-01","value":0.0263231},{"date":"1976-01-01","value":0.0415628},{"date":"1977-01-01","value":0.0429482},{"date":"1978-01-01","value":0.0429482},{"date":"1979-01-01","value":0.0429482},{"date":"1980-01-01","value":0.0443336},{"date":"1981-01-01","value":0.00831255},{"date":"1982-01-01","value":0.00831255},{"date":"1983-01-01","value":0.00831255},{"date":"1984-01-01","value":0.0429482},{"date":"1985-01-01","value":0.0429482},{"date":"1986-01-01","value":0.0429482},{"date":"1987-01-01","value":0.0263231},{"date":"1988-01-01","value":0.0207814},{"date":"1989-01-01","value":0.00969798},{"date":"1990-01-01","value":0.00692713},{"date":"1992-01-01","value":0.00138543},{"date":"1993-01-01","value":0.00138543},{"date":"1994-01-01","value":0.00277085},{"date":"1995-01-01","value":0.00277085},{"date":"1996-01-01","value":0.00277085},{"date":"1997-01-01","value":0.0},{"date":"1998-01-01","value":0.0},{"date":"2000-01-01","value":0.00279856},{"date":"2001-01-01","value":0.00192574},{"date":"2002-01-01","value":0.00191189},{"date":"2003-01-01","value":0.00191189},{"date":"2004-01-01","value":0.00216126},{"date":"2005-01-01","value":0.0022721},{"date":"2006-01-01","value":0.00236908},{"date":"2007-01-01","value":0.00253533},{"date":"2008-01-01","value":0.00250762},{"date":"2009-01-01","value":0.00257689},{"date":"2010-01-01","value":0.0},{"date":"2011-01-01","value":0.0288861},{"date":"2012-01-01","value":0.0297174}],"summary":{"latest_period":"2012-01-01","latest_value":0.0297174,"max":0.0443336,"mean":0.015312,"min":0.0,"of":183,"rank":137,"trend":"volatile"}}