Year	Hectares
1990	160000
1991	159000
1992	158000
1993	157000
1994	156000
1995	155000
1996	154000
1997	153000
1998	152000
1999	151000
2000	150000
2001	149000
2002	148000
2003	147000
2004	146000
2005	145000
2006	144000
2007	143000
2008	142000
2009	141000
2010	140000
2011	139000
2012	138000
2013	137000
2014	136000
2015	135000