Year hectares 1961 65000 1962 65000 1963 65000 1964 65000 1965 65000 1966 65000 1967 65000 1968 65000 1969 65000 1970 65000 1971 65000 1972 65000 1973 65000 1974 65000 1975 65000 1976 65000 1977 65000 1978 65000 1979 65000 1980 65000 1981 65000 1982 65000 1983 65000 1984 65000 1985 65000 1986 65000 1987 65000 1988 65000 1989 65000 1990 65000 1991 65000 1992 65000 1993 65000 1994 65000 1995 65000 1996 65000 1997 65000 1998 65000 1999 65000 2000 65000 2001 65000 2002 65000 2003 65000 2004 65000 2005 65000 2006 65000 2007 65000 2008 65000 2009 65000 2010 65000 2011 65000 2012 65000 2013 65000 2014 65000 2015 65000 2016 65000 2017 65000 2018 65000 2019 65000 2020 65000 2021 65000