Year	hectares
1992	6084000
1993	6104000
1994	6225000
1995	6232000
1996	6230000
1997	6175000
1998	6187000
1999	6182000
2000	6133000
2001	5761000
2002	5616000
2003	5569000
2004	5548000
2005	5542000
2006	5540000
2007	5519000
2008	5516000
2009	5544000
2010	5535000
2011	5529000
2012	5522000
2013	5559700
2014	5662100
2015	5677400
2016	5683800
2017	5727000
2018	5712000
2019	5713000
2020	5660000
2021	5624000