Year	Hectares
1990	5388000
1991	5390800
1992	5393600
1993	5396400
1994	5399200
1995	5402000
1996	5404800
1997	5407600
1998	5410400
1999	5413200
2000	5416000
2001	5388400
2002	5360800
2003	5333200
2004	5305600
2005	5278000
2006	5280400
2007	5282800
2008	5285200
2009	5287600
2010	5290000
2011	5291000
2012	5292000
2013	5293000
2014	5294000
2015	5295000