Year	Hectares
1990	157000
1991	168300
1992	179600
1993	190900
1994	202200
1995	213500
1996	224800
1997	236100
1998	247400
1999	258700
2000	270000
2001	276800
2002	283600
2003	290400
2004	297200
2005	304000
2006	362600
2007	421200
2008	479800
2009	538400
2010	597000
2011	597000
2012	597000
2013	597000
2014	597000
2015	597000