Year	Hectares
1990	4514000
1991	4444000
1992	4374000
1993	4304000
1994	4234000
1995	4164000
1996	4094000
1997	4024000
1998	3954000
1999	3884000
2000	3814000
2001	3744000
2002	3674000
2003	3604000
2004	3534000
2005	3464000
2006	3394000
2007	3324000
2008	3254000
2009	3184000
2010	3114000
2011	3114000
2012	3114000
2013	3114000
2014	3114000
2015	3114000