{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Eurostat)","slug":"energy-efficiency","source":"Eurostat","source_url":"https://ec.europa.eu/eurostat/databrowser/view/nrg_ind_eff","title":"Energy efficiency","unit":"Million tonnes of oil equivalent"},"observations":[{"date":"2005-01-01","value":19.22},{"date":"2006-01-01","value":19.85},{"date":"2007-01-01","value":19.51},{"date":"2008-01-01","value":19.02},{"date":"2009-01-01","value":16.91},{"date":"2010-01-01","value":17.4},{"date":"2011-01-01","value":18.57},{"date":"2012-01-01","value":17.83},{"date":"2013-01-01","value":16.51},{"date":"2014-01-01","value":17.26},{"date":"2015-01-01","value":17.96},{"date":"2016-01-01","value":17.67},{"date":"2017-01-01","value":18.32},{"date":"2018-01-01","value":18.23},{"date":"2019-01-01","value":18.04},{"date":"2020-01-01","value":17.07},{"date":"2021-01-01","value":18.57},{"date":"2022-01-01","value":18.94},{"date":"2023-01-01","value":16.67},{"date":"2024-01-01","value":16.55}],"summary":{"latest_period":"2024-01-01","latest_value":16.55,"max":19.85,"mean":18.005,"min":16.51,"of":38,"rank":18,"trend":"falling"}}