| Function | 2008 | 2009 | 2010 | 2011 | 2012 |
| Advice | 18 |
31 |
36 |
54 |
8 |
| Research | 7 |
17 |
12 |
31 |
4 |
| Training | 40 |
49 |
38 |
47 |
5 |
| Consultation | 2 |
2 |
3 |
6 |
0 |
| Coordination | 2 |
3 |
2 |
3 |
2 |
| Facilitation | 9 |
10 |
19 |
19 |
5 |
| Direct service | 28 |
35 |
30 |
42 |
12 |