Year % of rural population 2000 17.1197977164642 2001 18.4228662840665 2002 19.7259348516684 2003 21.0290034192706 2004 22.4196246947187 2005 23.8204633097553 2006 25.2315192643805 2007 26.6527925585941 2008 28.0842831923959 2009 29.5259911657865 2010 30.9779164787657 2011 32.4400591313333 2012 33.9124191234895 2013 35.3949964552342 2014 36.887791126567 2015 38.3908031374887 2016 39.9040324879989 2017 41.4274791780976 2018 42.9611432077848 2019 44.5050245770605 2020 46.0591232859248 2021 47.6234393343772 2022 49.0184639582759