Year	hectares
1992	626829
1993	702734
1994	631164
1995	603597
1996	621357
1997	643759
1998	579134
1999	512170
2000	640713
2001	752066
2002	813191
2003	765399
2004	806034
2005	792935
2006	773895
2007	728677
2008	882711
2009	1113798
2010	954540
2011	954274
2012	1017875
2013	1061005
2014	980561
2015	940007
2016	986891
2017	959992
2018	1055769
2019	1054887
2020	976402
2021	988089
2022	966183