Year % of total agricultural land 2002 15.91684434968017 2007 13.122152205525934 2011 11.421041071820778 2012 11.615559648932711 2013 12.162740899357601 2014 11.691648822269807 2017 19.434237903404313 2018 20.084982591167307 2019 20.932738406037878 2020 21.712949286065978 2021 21.712949286065978