Year % of urban population 2000 18.073144539083398 2001 18.3388919487857 2002 18.82440359702773 2003 19.30915043978069 2004 19.789964113410196 2005 20.314565952369975 2006 20.83787952224511 2007 21.31571090964907 2008 21.86694496613765 2009 22.389900916389852 2010 22.896066298531053 2011 23.40855415951287 2012 23.931897744177437 2013 24.553747020973024 2014 25.164873069016654 2015 25.767552042226907 2016 26.371804603836377 2017 26.9781523606741 2018 27.570059877023013 2019 28.11795441044147 2020 28.695845465283224 2021 29.145800040909723 2022 29.568952069350118