Year % of total agricultural land 2001 31.550802139037433 2002 30.905861456483123 2006 35.67216981132076 2007 30.01351090523065 2009 28.37734404898584 2010 32.58671952428146 2013 31.88545070151835 2014 38.478705597917056 2015 38.73384528938003 2016 55.434782608695656 2017 37.204968944099384 2018 34.07141743333853 2019 33.599624060150376 2020 33.40037128712871 2021 31.2975912975913