{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (Eurostat)","slug":"road-tractors-by-type-of-motor-energy-until-2013","source":"Eurostat","source_url":"https://ec.europa.eu/eurostat/databrowser/view/road_eqs_roaene_h","title":"Road tractors by type of motor energy (until 2013)","unit":"Number"},"observations":[{"date":"1990-01-01","value":35934.0},{"date":"1991-01-01","value":39992.0},{"date":"1992-01-01","value":41453.0},{"date":"1993-01-01","value":46373.0},{"date":"1994-01-01","value":51404.0},{"date":"1995-01-01","value":55388.0},{"date":"1996-01-01","value":60460.0},{"date":"1997-01-01","value":65947.0},{"date":"1998-01-01","value":78239.0},{"date":"1999-01-01","value":85013.0},{"date":"2000-01-01","value":96060.0},{"date":"2001-01-01","value":103138.0},{"date":"2002-01-01","value":110783.0},{"date":"2003-01-01","value":121657.0},{"date":"2004-01-01","value":128682.0},{"date":"2005-01-01","value":126604.0},{"date":"2006-01-01","value":146364.0},{"date":"2007-01-01","value":175480.0},{"date":"2008-01-01","value":198020.0},{"date":"2009-01-01","value":201282.0},{"date":"2010-01-01","value":214581.0},{"date":"2011-01-01","value":238665.0},{"date":"2012-01-01","value":257226.0},{"date":"2013-01-01","value":280420.0}],"summary":{"latest_period":"2013-01-01","latest_value":280420.0,"max":280420.0,"mean":123299.0,"min":35934.0,"of":42,"rank":1,"trend":"volatile"}}