| Year | Value (ha) |
|---|---|
|
2018 |
0 |
|
2017 |
13810 |
|
2016 |
13555 |
|
2015 |
12972 |
|
2014 |
14987 |
|
2013 |
12826 |
|
2012 |
11356 |
|
2011 |
9829 |
|
2010 |
6301 |
|
2009 |
5800 |