{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"UN SDG Global Database (open, attribution requested)","slug":"lake-water-quality-trophic-state-percent","source":"United Nations Statistics Division, SDG Global Database","source_url":"https://unstats.un.org/sdgs/dataportal/database?series=EN_LKW_QLTRST","title":"Lake water quality trophic state (%)","unit":"%"},"observations":[{"date":"2017-01-01","value":1.14069},{"date":"2018-01-01","value":0.54213},{"date":"2019-01-01","value":0.2903},{"date":"2020-01-01","value":0.39604},{"date":"2021-01-01","value":0.11553}],"summary":{"latest_period":"2021-01-01","latest_value":0.11553,"max":1.14069,"mean":0.496938,"min":0.11553,"of":132,"rank":102,"trend":"volatile"}}