Year % of rural population 2001 0.8 2002 0.9 2003 1 2004 1.1 2005 1.2 2007 1.4 2008 4.7 2009 1.7 2012 0.5 2013 0.7 2014 0.8 2015 1.3 2016 1.7 2017 2.1 2018 2.2 2019 1.5 2020 1.9 2021 1.6 2022 1.6