Year	Hectares
1992	4660600
1993	4672400
1994	4684200
1995	4696000
1996	4707800
1997	4719600
1998	4731400
1999	4743200
2000	4755000
2001	4761400
2002	4767800
2003	4774200
2004	4780600
2005	4787000
2006	4793200
2007	4799400
2008	4805600
2009	4811800
2010	4818000
2011	4826400
2012	4834800
2013	4843200
2014	4851600
2015	4860000