Year % of rural population 2000 20.1 2001 20.5 2002 21.1 2003 21.2 2004 21.5 2005 21.3 2006 21.4 2007 21.1 2008 21 2009 21 2010 21.2 2011 21.4 2012 21.8 2013 22.4 2014 23.2 2015 24.3 2016 25.8 2017 27.4 2018 29.5 2019 31.9 2020 34.2 2021 36.75 2022 39.6