Year % of rural population 2004 4.00734321965376 2005 4.00734321965376 2006 4.00734321965376 2007 4.00734321965376 2008 4.00734321965376 2009 4.01568179039487 2010 4.02402036113599 2011 4.03235893187711 2012 4.04069750261822 2013 4.04903607335934 2014 4.05737464410045 2015 4.06571321484157 2016 4.07405178558268 2017 4.0823903563238 2018 4.09072892706491 2019 4.09906749780603 2020 4.09906749780603 2021 4.09906749780603 2022 4.09906749780603