| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
416 |
440 |
444 |
457 |
659 |
825 |
757 |
527 |
754 |
777 |
| Getal steeds ingeskryf na 1 jaar |
330 |
353 |
349 |
378 |
538 |
650 |
599 |
446 |
612 |
626 |
| Getal steeds ingeskryf na 2 jaar |
306 |
317 |
326 |
335 |
487 |
580 |
546 |
418 |
547 |
- |
| Getal verloor na 1 jaar |
86 |
87 |
95 |
79 |
121 |
175 |
158 |
81 |
142 |
151 |
| Getal verloor na 2 jaar |
110 |
123 |
118 |
122 |
172 |
245 |
211 |
109 |
207 |
- |
| Persentasie verloor na 1 jaar |
20.67 |
19.77 |
21.40 |
17.29 |
18.36 |
21.21 |
20.87 |
15.37 |
18.83 |
19.43 |
| Persentasie verloor na 2 jaar |
26.44 |
27.95 |
26.58 |
26.70 |
26.10 |
29.70 |
27.87 |
20.68 |
27.45 |
- |
Getal verloor in jaar 2 |
24 |
36 |
23 |
43 |
51 |
70 |
53 |
28 |
65 |
- |
| Persentasie verloor in jaar 2 |
5.77 |
8.18 |
5.18 |
9.41 |
7.74 |
8.48 |
7.00 |
5.31 |
8.62 |
- |
| Persentasie behoue na 1 jaar |
79.33 |
80.23 |
78.60 |
82.71 |
81.64 |
78.79 |
79.13 |
84.63 |
81.17 |
80.57 |
| Persentasie behoue na 2 jaar |
73.56 |
72.05 |
73.42 |
73.30 |
73.90 |
70.30 |
72.13 |
79.32 |
72.55 |
- |