| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
199 |
208 |
261 |
230 |
250 |
234 |
296 |
292 |
406 |
499 |
| Getal steeds ingeskryf na 1 jaar |
155 |
193 |
218 |
203 |
223 |
210 |
266 |
272 |
368 |
432 |
| Getal steeds ingeskryf na 2 jaar |
141 |
181 |
207 |
187 |
202 |
198 |
245 |
260 |
331 |
- |
| Getal verloor na 1 jaar |
44 |
15 |
43 |
27 |
27 |
24 |
30 |
20 |
38 |
67 |
| Getal verloor na 2 jaar |
58 |
27 |
54 |
43 |
48 |
36 |
51 |
32 |
75 |
- |
| Persentasie verloor na 1 jaar |
22.11 |
7.21 |
16.48 |
11.74 |
10.80 |
10.26 |
10.14 |
6.85 |
9.36 |
13.43 |
| Persentasie verloor na 2 jaar |
29.15 |
12.98 |
20.69 |
18.70 |
19.20 |
15.38 |
17.23 |
10.96 |
18.47 |
- |
Getal verloor in jaar 2 |
14 |
12 |
11 |
16 |
21 |
12 |
21 |
12 |
37 |
- |
| Persentasie verloor in jaar 2 |
7.04 |
5.77 |
4.21 |
6.96 |
8.40 |
5.13 |
7.09 |
4.11 |
9.11 |
- |
| Persentasie behoue na 1 jaar |
77.89 |
92.79 |
83.52 |
88.26 |
89.20 |
89.74 |
89.86 |
93.15 |
90.64 |
86.57 |
| Persentasie behoue na 2 jaar |
70.85 |
87.02 |
79.31 |
81.30 |
80.80 |
84.62 |
82.77 |
89.04 |
81.53 |
- |