Year	hectares
1961	2664700
1962	2679100
1963	2695500
1964	2709600
1965	2720500
1966	2733400
1967	2742400
1968	2745100
1969	2611500
1970	2573200
1971	2552700
1972	2462700
1973	2433100
1974	2445400
1975	2451800
1976	2461900
1977	2418600
1978	2410100
1979	2399500
1980	2369000
1981	2352700
1982	2324700
1983	2311400
1984	2289700
1985	2274800
1986	2259600
1987	2279200
1988	2246400
1989	2260700
1990	2268900
1991	2299700
1992	2284400
1993	2275600
1994	2299700
1995	2143500
1996	2123400
1997	2125600
1998	2167200
1999	2177100
2000	2188100
2001	2193300
2002	2205100
2003	2213800
2004	2220700
2005	2236500
2006	2260500
2007	2256700
2008	2259100
2009	2258300
2010	2254800
2011	2250500
2012	2249100
2013	2224100
2014	2230800
2015	2242300
2016	2246000
2017	2242000
2018	2243000
2019	2245000
2020	2243000
2021	2243000