Year % of rural population 2000 4.82363517915318 2001 5.73526607099153 2002 6.64689696283026 2003 7.558527854669 2004 8.43136130745812 2005 9.29584333614331 2006 10.1519739407238 2007 10.9997531212003 2008 11.8391808775725 2009 12.6702572098401 2010 13.4929821180036 2011 14.3073556020625 2012 15.1133776620174 2013 15.911048297868 2014 16.700367509614 2015 17.4813352972559 2016 18.2539516607932 2017 19.0182166002265 2018 19.7741301155555 2019 20.5216922067799 2020 21.2609028739002 2021 21.2609028739002 2022 21.2609028739002