{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"transport-infrastructure-indicators-airports","source":"Organisation for Economic Co-operation and Development","source_url":"https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&df[id]=DSD_INDICATORS@DF_INFRASTRUCTURE","title":"Transport infrastructure indicators \u2014 Airports","unit":"Per 100 square kilometres"},"observations":[{"date":"2004-01-01","value":2.75837},{"date":"2005-01-01","value":2.76141},{"date":"2006-01-01","value":2.76167},{"date":"2007-01-01","value":2.76218},{"date":"2008-01-01","value":2.76218},{"date":"2009-01-01","value":3.6846},{"date":"2010-01-01","value":3.6846},{"date":"2011-01-01","value":3.6846},{"date":"2012-01-01","value":3.6846},{"date":"2013-01-01","value":3.6846},{"date":"2014-01-01","value":3.6846},{"date":"2015-01-01","value":3.6846},{"date":"2016-01-01","value":3.6846}],"summary":{"latest_period":"2016-01-01","latest_value":3.6846,"max":3.6846,"mean":3.32943,"min":2.75837,"of":43,"rank":29,"trend":"rising"}}