Year % of total agricultural land 2003 1.8092653430462315 2004 1.9273301737756714 2005 2.0018926985513574 2006 2.027634103105801 2007 2.1938330262775136 2008 2.0715098404705996 2009 2.1371193813436444 2010 2.3812539275873736 2011 2.3847733642601723 2012 2.5192405754937597 2013 2.6296331293708297 2014 2.742533368733557 2015 2.9314195154427303 2016 3.0476351661742447 2017 3.160412604666875 2019 3.3446549164851618