| 2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
2015 |
2016 |
2017 |
2018 |
|
| Green |
26 |
295 |
246 |
292 |
391 |
377 |
360 |
356 |
345 |
296 |
175 |
| Amber |
9 |
133 |
158 |
144 |
69 |
128 |
149 |
115 |
90 |
131 |
121 |
| Red |
250 |
820 |
681 |
706 |
740 |
703 |
694 |
672 |
669 |
542 |
375 |
| Total |
285 |
1248 |
1085 |
1142 |
1200 |
1208 |
1203 |
1143 |
1104 |
969 |
671 |