| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
220 |
218 |
173 |
210 |
234 |
277 |
362 |
431 |
374 |
602 |
| Getal steeds ingeskryf na 1 jaar |
166 |
162 |
115 |
158 |
179 |
225 |
304 |
339 |
317 |
472 |
| Getal steeds ingeskryf na 2 jaar |
158 |
136 |
111 |
150 |
151 |
197 |
267 |
281 |
283 |
- |
| Getal verloor na 1 jaar |
54 |
56 |
58 |
52 |
55 |
52 |
58 |
92 |
57 |
130 |
| Getal verloor na 2 jaar |
62 |
82 |
62 |
60 |
83 |
80 |
95 |
150 |
91 |
- |
| Persentasie verloor na 1 jaar |
24.55 |
25.69 |
33.53 |
24.76 |
23.50 |
18.77 |
16.02 |
21.35 |
15.24 |
21.59 |
| Persentasie verloor na 2 jaar |
28.18 |
37.61 |
35.84 |
28.57 |
35.47 |
28.88 |
26.24 |
34.80 |
24.33 |
- |
Getal verloor in jaar 2 |
8 |
26 |
4 |
8 |
28 |
28 |
37 |
58 |
34 |
- |
| Persentasie verloor in jaar 2 |
3.64 |
11.93 |
2.31 |
3.81 |
11.97 |
10.11 |
10.22 |
13.46 |
9.09 |
- |
| Persentasie behoue na 1 jaar |
75.45 |
74.31 |
66.47 |
75.24 |
76.50 |
81.23 |
83.98 |
78.65 |
84.76 |
78.41 |
| Persentasie behoue na 2 jaar |
71.82 |
62.39 |
64.16 |
71.43 |
64.53 |
71.12 |
73.76 |
65.20 |
75.67 |
- |