Year	hectares
1992	675587
1993	839837
1994	746202
1995	873329
1996	863524
1997	1015780
1998	883292
1999	876300
2000	937200
2001	1025300
2002	1014501
2003	850079
2004	1039038
2005	992234
2006	871450
2007	864724
2008	972287
2009	905781
2010	872720
2011	860602
2012	876918
2013	930758
2014	912901
2015	920899
2016	923954
2017	899764
2018	928851
2019	906623
2020	780710
2021	939360
2022	920175