Year	hectares
1992	426051
1993	375100
1994	319568
1995	304298
1996	288799
1997	326586
1998	354100
1999	321000
2000	329423
2001	274162
2002	259214
2003	263166
2004	260979
2005	282094
2006	280235
2007	292271
2008	309300
2009	316413
2010	275294
2011	296941
2012	290500
2013	311100
2014	332900
2015	350400
2016	351354
2017	330677
2018	350430
2019	364370
2020	370120
2021	367110
2022	361830