Year	hectares
1961	175284063
1962	173713636
1963	175878624
1964	175932851
1965	175691792
1966	178848798
1967	183708761
1968	184367998
1969	177203172
1970	169294782
1971	179441182
1972	173257453
1973	180694968
1974	182661512
1975	187495269
1976	190658593
1977	189814285
1978	186036781
1979	184429157
1980	190553459
1981	201215689
1982	196706397
1983	183263930
1984	195225626
1985	197039565
1986	188558596
1987	177910998
1988	171924105
1989	181352288
1990	182979117
1991	177666417
1992	179915324
1993	174399389
1994	177787999
1995	172343325
1996	184447538
1997	184460567
1998	180097140
1999	174065219
2000	176729811
2001	173877982
2002	168874122
2003	174320374
2004	176096180
2005	173779303
2006	167400578
2007	174783053
2008	178613083
2009	172019675
2010	167254739
2011	164780785
2012	171233118
2013	170596896
2014	167327731
2015	167612544
2016	165316568
2017	159876256
2018	158289711
2019	157798641
2020	158083740
2021	162991870
2022	158446576