Year	Hectares
1990	24316000
1991	24096000
1992	23876000
1993	23656000
1994	23436000
1995	23216000
1996	22996000
1997	22776000
1998	22556000
1999	22336000
2000	22116000
2001	21896000
2002	21676000
2003	21456000
2004	21236000
2005	21016000
2006	20796000
2007	20576000
2008	20356000
2009	20136000
2010	19916000
2011	19696000
2012	19476000
2013	19256000
2014	19036000
2015	18816000