{"country":{"iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"wb_code":"EN.ATM.PM25.MC.M3","name":"PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)","unit":"","category":"Environment"},"source":"World Bank Open Data — https://data.worldbank.org","license":"CC BY 4.0","series":[{"year":2001,"value":12.905412},{"year":2002,"value":12.821422},{"year":2003,"value":12.707843},{"year":2004,"value":12.596885},{"year":2005,"value":12.520759},{"year":2006,"value":12.48045},{"year":2007,"value":12.449868},{"year":2008,"value":12.420612},{"year":2009,"value":12.384281},{"year":2010,"value":12.332471},{"year":2011,"value":12.130439},{"year":2012,"value":12.376593},{"year":2013,"value":12.180201},{"year":2014,"value":12.091382},{"year":2015,"value":11.739569},{"year":2016,"value":12.017018},{"year":2017,"value":12.08037},{"year":2018,"value":12.646853},{"year":2019,"value":12.757446},{"year":2020,"value":12.478413}]}