Year	Hectares
1990	22560000
1991	22544400
1992	22528800
1993	22513200
1994	22497600
1995	22482000
1996	22466400
1997	22450800
1998	22435200
1999	22419600
2000	22404000
2001	22388400
2002	22372800
2003	22357200
2004	22341600
2005	22326000
2006	22310400
2007	22294800
2008	22279200
2009	22263600
2010	22248000
2011	22232400
2012	22216800
2013	22201200
2014	22185600
2015	22170000