{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"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":8.81},{"date":"2008-01-01","value":8.88},{"date":"2009-01-01","value":8.79},{"date":"2010-01-01","value":8.78},{"date":"2011-01-01","value":8.91},{"date":"2012-01-01","value":9.24},{"date":"2013-01-01","value":9.75},{"date":"2014-01-01","value":10.46},{"date":"2015-01-01","value":11.31},{"date":"2016-01-01","value":12.17},{"date":"2017-01-01","value":12.83},{"date":"2018-01-01","value":13.06},{"date":"2019-01-01","value":12.63},{"date":"2020-01-01","value":11.56},{"date":"2021-01-01","value":10.26},{"date":"2022-01-01","value":9.1},{"date":"2023-01-01","value":8.59}],"summary":{"latest_period":"2023-01-01","latest_value":8.59,"max":13.06,"mean":10.3018,"min":8.59,"of":24,"rank":18,"trend":"rising"}}