Year	hectares
1961	192200
1962	182700
1963	197400
1964	219600
1965	238500
1966	239900
1967	242300
1968	228900
1969	228200
1970	158060
1971	158700
1972	170900
1973	172900
1974	187700
1975	189690
1976	205500
1977	192760
1978	167710
1979	172310
1980	158410
1981	166876
1982	176840
1983	188950
1984	173292
1985	185582
1986	179242
1987	171261
1988	171344
1989	172244
1990	184619
1991	178813
1992	183640
1993	173215
1994	176451
1995	180080
1996	175320
1997	128880
1998	143460
1999	130130
2000	151679
2001	164462
2002	168946
2003	186040
2004	176833
2005	153223
2006	161128
2007	147174
2008	148316
2009	150046
2010	154227
2011	156309
2012	145693
2013	149917
2014	134492
2015	159252
2016	150493
2017	146656
2018	148455
2019	151168
2020	156460
2021	154352
2022	146505