Year % of rural population 2000 16.64323056927531 2001 16.923353633027265 2002 17.371303783694934 2003 17.771869776611055 2004 18.263725433292585 2005 18.826174708938787 2006 19.619566830539 2007 20.392160709736203 2008 21.465148446141733 2009 22.630389751655233 2010 23.95956519494742 2011 25.49288083636463 2012 27.170612295898973 2013 29.124894401239025 2014 31.133546351134 2015 33.294728988431096 2016 35.68047481877905 2017 38.12016241454437 2018 40.64458535563173 2019 43.19943133697837 2020 45.91429797411726 2021 48.32621901772249 2022 50.74642220077128