2011 |
20.932 (15.809 to 29.746) |
-44.525 (-48.253 to
-40.601) |
2012 |
21.438 (19.727 to 23.146) |
-43.931 (-47.367 to
-40.340) |
2013 |
27.432 (25.804 to 29.129) |
-43.677 (-47.693 to
-39.776) |
2014 |
23.819 (22.364 to 25.148) |
-43.201 (-46.692 to
-39.672) |
2015 |
23.923 (22.530 to 25.338) |
-43.494 (-46.964 to
-39.944) |
2016 |
24.338 (22.925 to 25.727) |
-44.456 (-47.803 to
-40.869) |
2017 |
22.761 (21.478 to 24.114) |
-44.174 (-47.477 to
-40.675) |
2018 |
26.066 (24.622 to 27.529) |
-44.424 (-47.751 to
-40.946) |
2019 |
24.942 (23.549 to 26.324) |
NA |