Year	hectares
1993	1562000
1994	1561000
1995	1557000
1996	1553000
1997	1550000
1998	1547000
1999	1539000
2000	1528000
2001	1442000
2002	1410000
2003	1413000
2004	1393000
2005	1391000
2006	1378000
2007	1377000
2008	1382000
2009	1382000
2010	1392000
2011	1391200
2012	1392300
2013	1361600
2014	1359200
2015	1350000
2016	1347000
2017	1343000
2018	1348000
2019	1349000
2020	1346000
2021	1326000