| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
263 |
346 |
303 |
322 |
349 |
398 |
491 |
734 |
674 |
464 |
| Getal steeds ingeskryf na 1 jaar |
191 |
256 |
224 |
253 |
268 |
321 |
390 |
598 |
528 |
374 |
| Getal steeds ingeskryf na 2 jaar |
175 |
235 |
208 |
230 |
248 |
283 |
343 |
542 |
476 |
- |
| Getal verloor na 1 jaar |
72 |
90 |
79 |
69 |
81 |
77 |
101 |
136 |
146 |
90 |
| Getal verloor na 2 jaar |
88 |
111 |
95 |
92 |
101 |
115 |
148 |
192 |
198 |
- |
| Persentasie verloor na 1 jaar |
27.38 |
26.01 |
26.07 |
21.43 |
23.21 |
19.35 |
20.57 |
18.53 |
21.66 |
19.40 |
| Persentasie verloor na 2 jaar |
33.46 |
32.08 |
31.35 |
28.57 |
28.94 |
28.89 |
30.14 |
26.16 |
29.38 |
- |
Getal verloor in jaar 2 |
16 |
21 |
16 |
23 |
20 |
38 |
47 |
56 |
52 |
- |
| Persentasie verloor in jaar 2 |
6.08 |
6.07 |
5.28 |
7.14 |
5.73 |
9.55 |
9.57 |
7.63 |
7.72 |
- |
| Persentasie behoue na 1 jaar |
72.62 |
73.99 |
73.93 |
78.57 |
76.79 |
80.65 |
79.43 |
81.47 |
78.34 |
80.60 |
| Persentasie behoue na 2 jaar |
66.54 |
67.92 |
68.65 |
71.43 |
71.06 |
71.11 |
69.86 |
73.84 |
70.62 |
- |