| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
210 |
220 |
237 |
237 |
212 |
317 |
346 |
344 |
214 |
325 |
| Getal steeds ingeskryf na 1 jaar |
158 |
184 |
191 |
187 |
183 |
247 |
272 |
268 |
176 |
246 |
| Getal steeds ingeskryf na 2 jaar |
152 |
167 |
174 |
178 |
166 |
218 |
240 |
245 |
160 |
- |
| Getal verloor na 1 jaar |
52 |
36 |
46 |
50 |
29 |
70 |
74 |
76 |
38 |
79 |
| Getal verloor na 2 jaar |
58 |
53 |
63 |
59 |
46 |
99 |
106 |
99 |
54 |
- |
| Persentasie verloor na 1 jaar |
24.76 |
16.36 |
19.41 |
21.10 |
13.68 |
22.08 |
21.39 |
22.09 |
17.76 |
24.31 |
| Persentasie verloor na 2 jaar |
27.62 |
24.09 |
26.58 |
24.89 |
21.70 |
31.23 |
30.64 |
28.78 |
25.23 |
- |
Getal verloor in jaar 2 |
6 |
17 |
17 |
9 |
17 |
29 |
32 |
23 |
16 |
- |
| Persentasie verloor in jaar 2 |
2.86 |
7.73 |
7.17 |
3.80 |
8.02 |
9.15 |
9.25 |
6.69 |
7.48 |
- |
| Persentasie behoue na 1 jaar |
75.24 |
83.64 |
80.59 |
78.90 |
86.32 |
77.92 |
78.61 |
77.91 |
82.24 |
75.69 |
| Persentasie behoue na 2 jaar |
72.38 |
75.91 |
73.42 |
75.11 |
78.30 |
68.77 |
69.36 |
71.22 |
74.77 |
- |