Year % of rural population 2000 11.395494726926165 2003 13.90381106572197 2004 13.858062960886171 2005 15.5611291158581 2006 18.968363277868463 2007 16.868600316038453 2008 19.79401099297158 2009 23.770359487483766 2010 22.084812552179528 2011 23.28140770747749 2012 27.65594204125971 2013 27.536227145564602 2014 27.875343024169304 2015 28.932200630385797 2016 35.82771737681466 2017 40.812006597743036 2018 39.377987695349944 2019 41.30203619083216 2020 42.31900969511366 2021 43.873310313128414 2022 45.17597606684389