Year	hectares
1992	594024
1993	643293
1994	628545
1995	633234
1996	613609
1997	635593
1998	688437
1999	627230
2000	561516
2001	583987
2002	578927
2003	559821
2004	567051
2005	543551
2006	560116
2007	556418
2008	561332
2009	563446
2010	552508
2011	543158
2012	589156
2013	586869
2014	497948
2015	492151
2016	536172
2017	466211
2018	459710
2019	490870
2020	535770
2021	519780
2022	519280