{"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-freight-million-ton-km-annual-growth-rate","source":"Statizoid (derived)","source_url":null,"title":"Air transport, freight (million ton-km), annual growth rate","unit":"% change on previous year"},"observations":[{"date":"1976-01-01","value":14.2857},{"date":"1977-01-01","value":12.5},{"date":"1978-01-01","value":0.0},{"date":"1979-01-01","value":0.0},{"date":"1980-01-01","value":0.0},{"date":"1981-01-01","value":0.0},{"date":"1982-01-01","value":22.2222},{"date":"1983-01-01","value":18.1818},{"date":"1984-01-01","value":0.0},{"date":"1985-01-01","value":0.0},{"date":"1986-01-01","value":15.3846},{"date":"1987-01-01","value":66.6667},{"date":"1988-01-01","value":-20.0},{"date":"1989-01-01","value":0.0},{"date":"1990-01-01","value":10.0},{"date":"1993-01-01","value":0.0},{"date":"1994-01-01","value":100.0},{"date":"1995-01-01","value":0.0},{"date":"1996-01-01","value":50.0},{"date":"2001-01-01","value":-33.3333},{"date":"2002-01-01","value":1.0},{"date":"2003-01-01","value":10.0},{"date":"2004-01-01","value":13.0063},{"date":"2005-01-01","value":6.99588},{"date":"2006-01-01","value":18.995},{"date":"2007-01-01","value":-9.99896},{"date":"2008-01-01","value":-3.38276},{"date":"2009-01-01","value":-9.10072},{"date":"2010-01-01","value":-100.0}],"summary":{"latest_period":"2010-01-01","latest_value":-100.0,"max":100.0,"mean":6.32491,"min":-100.0,"of":176,"rank":168,"trend":"volatile"}}