Year % of rural population 2000 4.84097178231178 2001 7.33864961664192 2002 9.83632745097286 2003 12.2934522553011 2004 14.734152807846 2005 17.1584291086078 2006 19.5662811575863 2007 21.9577089547824 2008 24.3327125001944 2009 26.6912917938232 2010 29.0334468356688 2011 31.3591776257311 2012 33.6684841640102 2013 35.9613664505068 2014 38.2378244852195 2015 40.4978582681489 2016 42.7414677992951 2017 44.968653078658 2018 47.1794141062385 2019 49.373750882035 2020 51.5516634060483 2021 51.5516634060483 2022 51.5516634060483