Year	hectares
2006	174000
2007	174000
2008	173000
2009	173000
2010	172000
2011	173000
2012	172000
2013	7800
2014	8730
2015	8700
2016	9000
2017	9200
2018	9200
2019	9000
2020	9100
2021	8900