Year	Hectares
1990	8201000
1991	8074200
1992	7947400
1993	7820600
1994	7693800
1995	7567000
1996	7440200
1997	7313400
1998	7186600
1999	7059800
2000	6933000
2001	6806200
2002	6679400
2003	6552600
2004	6425800
2005	6299000
2006	6172400
2007	6045800
2008	5919200
2009	5792600
2010	5666000
2011	5539000
2012	5412000
2013	5285000
2014	5158000
2015	5031000