Year	Hectares
1990	8136000
1991	7961600
1992	7787200
1993	7612800
1994	7438400
1995	7264000
1996	7089600
1997	6915200
1998	6740800
1999	6566400
2000	6392000
2001	6272000
2002	6152000
2003	6032000
2004	5912000
2005	5792000
2006	5672000
2007	5552000
2008	5432000
2009	5312000
2010	5192000
2011	5072000
2012	4952000
2013	4832000
2014	4712000
2015	4592000