| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
125 |
145 |
156 |
187 |
221 |
187 |
308 |
281 |
282 |
335 |
| Getal steeds ingeskryf na 1 jaar |
115 |
136 |
147 |
176 |
208 |
180 |
297 |
263 |
269 |
310 |
| Getal steeds ingeskryf na 2 jaar |
110 |
133 |
139 |
170 |
203 |
173 |
285 |
257 |
259 |
- |
| Getal verloor na 1 jaar |
10 |
9 |
9 |
11 |
13 |
7 |
11 |
18 |
13 |
25 |
| Getal verloor na 2 jaar |
15 |
12 |
17 |
17 |
18 |
14 |
23 |
24 |
23 |
- |
| Persentasie verloor na 1 jaar |
8.00 |
6.21 |
5.77 |
5.88 |
5.88 |
3.74 |
3.57 |
6.41 |
4.61 |
7.46 |
| Persentasie verloor na 2 jaar |
12.00 |
8.28 |
10.90 |
9.09 |
8.14 |
7.49 |
7.47 |
8.54 |
8.16 |
- |
Getal verloor in jaar 2 |
5 |
3 |
8 |
6 |
5 |
7 |
12 |
6 |
10 |
- |
| Persentasie verloor in jaar 2 |
4.00 |
2.07 |
5.13 |
3.21 |
2.26 |
3.74 |
3.90 |
2.14 |
3.55 |
- |
| Persentasie behoue na 1 jaar |
92.00 |
93.79 |
94.23 |
94.12 |
94.12 |
96.26 |
96.43 |
93.59 |
95.39 |
92.54 |
| Persentasie behoue na 2 jaar |
88.00 |
91.72 |
89.10 |
90.91 |
91.86 |
92.51 |
92.53 |
91.46 |
91.84 |
- |