| Year |
Dec |
Mar |
Jun |
Sep |
Annual |
| 2021 |
2.53 |
- |
- |
- |
- |
| 2020 |
1.3 |
1.72 |
2.23 |
2.14 |
7.39 |
| 2019 |
0.93 |
1.26 |
1.34 |
1.16 |
4.69 |
| 2018 |
0.91 |
1.18 |
1.23 |
0.76 |
4.08 |
| 2017 |
0.60 |
0.76 |
0.82 |
0.77 |
2.95 |
| 2016 |
0.52 |
0.66 |
0.75 |
0.55 |
2.48 |
| 2015 |
0.40 |
0.60 |
0.64 |
0.42 |
2.06 |
| 2014 |
0.39 |
0.38 |
0.32 |
0.44 |
1.50 |
| 2013 |
0.36 |
0.32 |
0.42 |
0.39 |
1.33 |
| 2012 |
0.20 |
0.13 |
2.22 |
0.33 |
2.77 |
| 2011 |
0.09 |
0.09 |
0.09 |
0.11 |
0.23 |
| 2010 |
-0.06 |
0.04 |
0.16 |
0.01 |
0.77 |
| 2009 |
0.56 |
-0.34 |
-0.45 |
-0.74 |
-1.73 |
| 2008 |
-0.20 |
-4.14 |
-1.26 |
-2.53 |
-8.34 |
| 2007 |
-0.41 |
0.16 |
-2.62 |
-0.16 |
-2.27 |
| 2006 |
0.35 |
1.11 |
0.93 |
0.88 |
3.90 |
| 2005 |
0.98 |
0.92 |
1.17 |
1.77 |
4.62 |
