Year	hectares
1961	93320
1962	91000
1963	91400
1964	96600
1965	103000
1966	104000
1967	108625
1968	118736
1969	115600
1970	112928
1971	104000
1972	96800
1973	95700
1974	101332
1975	118506
1976	152460
1977	152851
1978	154449
1979	149753
1980	150747
1981	146215
1982	131252
1983	146607
1984	185795
1985	168012
1986	146304
1987	161772
1988	147962
1989	154952
1990	122179
1991	132168
1992	103306
1993	124098
1994	114623
1995	143425
1996	137453
1997	142802
1998	142964
1999	151804
2000	146693
2001	179058
2002	176390
2003	164037
2004	162095
2005	179069
2006	174845
2007	178540
2008	180503
2009	206348
2010	199832
2011	198098
2012	188794
2013	191727
2014	188610
2015	184342
2016	190252
2017	200873
2018	219424
2019	208491
2020	211928
2021	221838
2022	232034