{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Eurostat)","slug":"nitrate-in-groundwater","source":"Eurostat","source_url":"https://ec.europa.eu/eurostat/databrowser/view/sdg_06_40","title":"Nitrate in groundwater","unit":"Milligrams per litre"},"observations":[{"date":"2007-01-01","value":23.84},{"date":"2008-01-01","value":23.75},{"date":"2009-01-01","value":23.7},{"date":"2010-01-01","value":23.85},{"date":"2011-01-01","value":24.28},{"date":"2012-01-01","value":24.79},{"date":"2013-01-01","value":25.29},{"date":"2014-01-01","value":25.74},{"date":"2015-01-01","value":26.19},{"date":"2016-01-01","value":26.65},{"date":"2017-01-01","value":27.1},{"date":"2018-01-01","value":27.5},{"date":"2019-01-01","value":27.82},{"date":"2020-01-01","value":28.08},{"date":"2021-01-01","value":28.35},{"date":"2022-01-01","value":28.7},{"date":"2023-01-01","value":29.18}],"summary":{"latest_period":"2023-01-01","latest_value":29.18,"max":29.18,"mean":26.1653,"min":23.7,"of":24,"rank":3,"trend":"rising"}}