Year	hectares
1961	5063000
1962	4983000
1963	4783000
1964	5057000
1965	6397000
1966	7457000
1967	6630000
1968	7535000
1969	7136000
1970	7288000
1971	6925656
1972	7394000
1973	7462000
1974	7633000
1975	8021000
1976	7523870
1977	7182000
1978	7058200
1979	7040321
1980	8044580
1981	9099999
1982	8540938
1983	8529696
1984	8367349
1985	8769721
1986	8768499
1987	9359707
1988	9413821
1989	9459552
1990	9468074
1991	8966845
1992	9392585
1993	9465486
1994	9184780
1995	9004665
1996	8707503
1997	8500366
1998	8785973
1999	6926601
2000	7017438
2001	7732252
2002	8743853
2003	8789102
2004	9096853
2005	9522870
2006	9394627
2007	9810297
2008	7095403
2009	8989037
2010	9016254
2011	8763666
2012	9039256
2013	8893995
2014	8555401
2015	8182763
2016	8449886
2017	8800337
2018	9081051
2019	11094432
2020	9454460
2021	9073243
2022	8107539