Year % of urban population 2000 1.6215221323434 2001 1.6215221323434 2002 1.6215221323434 2003 1.6215221323434 2004 1.56017138737494 2005 1.49882064240649 2006 1.43746989743804 2007 1.37611915246957 2008 1.31476840750112 2009 1.25341766253267 2010 1.19206691756422 2011 1.13071617259575 2012 1.0693654276273 2013 1.00801468265885 2014 0.946663937690388 2015 0.885313192721938 2016 0.823962447753487 2017 0.762611702785023 2018 0.701260957816572 2019 0.638632737622991 2020 0.575978073842969 2021 0 2022 0