{"entity":{"iso2":"PL","iso3":null,"name":"Poland","slug":"poland-2"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"wastewater-connection-rates-to-treatment-public-total-treatment","source":"Organisation for Economic Co-operation and Development","source_url":"https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&df[id]=DSD_WATER_TREAT@DF_WATER_TREAT","title":"Wastewater - connection rates to treatment \u2014 Public total treatment","unit":"Percentage of population"},"observations":[{"date":"1991-01-01","value":34.4},{"date":"1992-01-01","value":35.4},{"date":"1993-01-01","value":37.3},{"date":"1994-01-01","value":39.2},{"date":"1995-01-01","value":41.5},{"date":"1996-01-01","value":43.1},{"date":"1997-01-01","value":47.1},{"date":"1998-01-01","value":49.7},{"date":"1999-01-01","value":52.1},{"date":"2000-01-01","value":53.6},{"date":"2001-01-01","value":55.3},{"date":"2002-01-01","value":56.7},{"date":"2003-01-01","value":58.2},{"date":"2004-01-01","value":59.0},{"date":"2005-01-01","value":60.2},{"date":"2006-01-01","value":61.4},{"date":"2007-01-01","value":62.3},{"date":"2008-01-01","value":63.1},{"date":"2009-01-01","value":64.2},{"date":"2010-01-01","value":64.6},{"date":"2011-01-01","value":65.6},{"date":"2012-01-01","value":68.7},{"date":"2013-01-01","value":70.3},{"date":"2014-01-01","value":71.4},{"date":"2015-01-01","value":72.6},{"date":"2016-01-01","value":73.5},{"date":"2017-01-01","value":73.5},{"date":"2018-01-01","value":74.0},{"date":"2019-01-01","value":74.44},{"date":"2020-01-01","value":74.88},{"date":"2021-01-01","value":75.21},{"date":"2022-01-01","value":75.71},{"date":"2023-01-01","value":75.92},{"date":"2024-01-01","value":76.24}],"summary":{"latest_period":"2024-01-01","latest_value":76.24,"max":76.24,"mean":60.6,"min":34.4,"of":7,"rank":5,"trend":"rising"}}