Year	Hectares
1990	6705000
1991	6667100
1992	6629200
1993	6591300
1994	6553400
1995	6515500
1996	6477600
1997	6439700
1998	6401800
1999	6363900
2000	6326000
2001	6289000
2002	6252000
2003	6215000
2004	6178000
2005	6141000
2006	6014400
2007	5887800
2008	5761200
2009	5634600
2010	5508000
2011	5381400
2012	5254800
2013	5128200
2014	5001600
2015	4875000