Year	hectares
1961	694998
1962	715445
1963	778597
1964	795959
1965	759650
1966	747690
1967	789864
1968	780814
1969	782095
1970	757427
1971	754153
1972	758295
1973	570273
1974	655675
1975	651477
1976	727213
1977	737365
1978	698389
1979	630960
1980	746640
1981	769250
1982	746540
1983	663268
1984	712590
1985	772780
1986	785970
1987	856670
1988	734830
1989	696056
1990	718498
1991	763420
1992	822740
1993	797481
1994	684152
1995	608595
1996	638183
1997	639351
1998	692565
1999	651413
2000	653417
2001	635125
2002	644491
2003	642961
2004	637771
2005	625533
2006	619592
2007	723868
2008	891456
2009	858887
2010	859650
2011	877053
2012	885789
2013	900955
2014	908503
2015	916401
2016	922970
2017	946308
2018	959078
2019	888381
2020	937544
2021	971145
2022	918199