Year % of total agricultural land 2006 8.762240947392394 2007 8.824704606427307 2008 8.906678865507777 2009 8.921720208440703 2010 8.945244956772335 2011 9.10429303339026 2012 9.174093879976233 2013 9.162210338680927 2014 9.198548223954305 2015 9.226456730482495 2016 9.231870229007635 2017 9.229759560885388 2018 9.23508018839802 2019 9.254621347644603 2020 9.285202863961814 2021 9.307865919919752