{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"railways-passengers-carried-passenger-km","source":"International Union of Railways (UIC) and OECD, via World Bank (2026) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/railways-passengers-carried-passenger-km","title":"Passenger-kilometers by rail","unit":"million passenger-km"},"observations":[{"date":"1995-01-01","value":4693000000.0},{"date":"1996-01-01","value":5065000000.0},{"date":"1997-01-01","value":5886000000.0},{"date":"1998-01-01","value":4740000000.0},{"date":"1999-01-01","value":3819000000.0},{"date":"2000-01-01","value":3472000000.0},{"date":"2001-01-01","value":2990000000.0},{"date":"2002-01-01","value":2598000000.0},{"date":"2003-01-01","value":2517000000.0},{"date":"2004-01-01","value":2404000000.0},{"date":"2005-01-01","value":2389000000.0},{"date":"2006-01-01","value":2422000000.0},{"date":"2007-01-01","value":2424000000.0},{"date":"2008-01-01","value":2335000000.0},{"date":"2009-01-01","value":2144000000.0},{"date":"2010-01-01","value":2100000000.0},{"date":"2011-01-01","value":2068000000.0},{"date":"2012-01-01","value":1876000000.0},{"date":"2013-01-01","value":1826000000.0},{"date":"2014-01-01","value":1702000000.0},{"date":"2015-01-01","value":1552000000.0},{"date":"2016-01-01","value":1458000000.0},{"date":"2017-01-01","value":1438000000.0},{"date":"2018-01-01","value":1479000000.0},{"date":"2019-01-01","value":1523800000.0},{"date":"2020-01-01","value":1119000000.0},{"date":"2021-01-01","value":1205000000.0}],"summary":{"latest_period":"2021-01-01","latest_value":1205000000.0,"max":5886000000.0,"mean":2564620000.0,"min":1119000000.0,"of":101,"rank":49,"trend":"falling"}}