Year	hectares
1961	12862000
1962	12795000
1963	12674000
1964	12598000
1965	12524000
1966	12444000
1967	12389000
1968	12346000
1969	12221000
1970	11984000
1971	9511000
1972	9393000
1973	9288000
1974	9319000
1975	9330000
1976	9364000
1977	9359000
1978	9451000
1979	9476000
1980	9483000
1981	9466000
1982	9458000
1983	9128000
1984	9097000
1985	9050000
1986	9086000
1987	9065000
1988	8958000
1989	8993000
1990	9012000
1991	8900000
1992	8750000
1993	8550000
1994	8329000
1995	8283000
1996	8332000
1997	8253000
1998	8329000
1999	8545000
2000	8479000
2001	8339000
2002	8287000
2003	7959000
2004	7979000
2005	7780000
2006	7376000
2007	7171000
2008	7498000
2009	6981000
2010	7042000
2011	6720000
2012	7118000
2013	6827000
2014	6728000
2015	6601000
2016	6697000
2017	6736270
2018	6723000
2019	6914183
2020	7199414
2021	7192812