| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
537 |
415 |
440 |
444 |
457 |
659 |
825 |
757 |
527 |
754 |
| Getal steeds ingeskryf na 1 jaar |
418 |
329 |
353 |
349 |
378 |
538 |
650 |
600 |
446 |
610 |
| Getal steeds ingeskryf na 2 jaar |
387 |
305 |
317 |
326 |
335 |
487 |
580 |
546 |
415 |
- |
| Getal verloor na 1 jaar |
119 |
86 |
87 |
95 |
79 |
121 |
175 |
157 |
81 |
144 |
| Getal verloor na 2 jaar |
150 |
110 |
123 |
118 |
122 |
172 |
245 |
211 |
112 |
- |
| Persentasie verloor na 1 jaar |
22.16 |
20.72 |
19.77 |
21.40 |
17.29 |
18.36 |
21.21 |
20.74 |
15.37 |
19.10 |
| Persentasie verloor na 2 jaar |
27.93 |
26.51 |
27.95 |
26.58 |
26.70 |
26.10 |
29.70 |
27.87 |
21.25 |
- |
Getal verloor in jaar 2 |
31 |
24 |
36 |
23 |
43 |
51 |
70 |
54 |
31 |
- |
| Persentasie verloor in jaar 2 |
5.77 |
5.78 |
8.18 |
5.18 |
9.41 |
7.74 |
8.48 |
7.13 |
5.88 |
- |
| Persentasie behoue na 1 jaar |
77.84 |
79.28 |
80.23 |
78.60 |
82.71 |
81.64 |
78.79 |
79.26 |
84.63 |
80.90 |
| Persentasie behoue na 2 jaar |
72.07 |
73.49 |
72.05 |
73.42 |
73.30 |
73.90 |
70.30 |
72.13 |
78.75 |
- |