| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
3334 |
3343 |
3167 |
3296 |
3507 |
3475 |
3709 |
3844 |
3787 |
3367 |
| Getal steeds ingeskryf na 1 jaar |
2854 |
2916 |
2768 |
2971 |
3100 |
3108 |
3295 |
3364 |
3332 |
3015 |
| Getal steeds ingeskryf na 2 jaar |
2733 |
2814 |
2684 |
2845 |
2983 |
2953 |
3101 |
3177 |
3124 |
- |
| Getal verloor na 1 jaar |
480 |
427 |
399 |
325 |
407 |
367 |
414 |
480 |
455 |
352 |
| Getal verloor na 2 jaar |
601 |
529 |
483 |
451 |
524 |
522 |
608 |
667 |
663 |
- |
| Persentasie verloor na 1 jaar |
14.40 |
12.77 |
12.60 |
9.86 |
11.61 |
10.56 |
11.16 |
12.49 |
12.01 |
10.45 |
| Persentasie verloor na 2 jaar |
18.03 |
15.82 |
15.25 |
13.68 |
14.94 |
15.02 |
16.39 |
17.35 |
17.51 |
- |
Getal verloor in jaar 2 |
121 |
102 |
84 |
126 |
117 |
155 |
194 |
187 |
208 |
- |
| Persentasie verloor in jaar 2 |
3.63 |
3.05 |
2.65 |
3.82 |
3.34 |
4.46 |
5.23 |
4.86 |
5.49 |
- |
| Persentasie behoue na 1 jaar |
85.60 |
87.23 |
87.40 |
90.14 |
88.39 |
89.44 |
88.84 |
87.51 |
87.99 |
89.55 |
| Persentasie behoue na 2 jaar |
81.97 |
84.18 |
84.75 |
86.32 |
85.06 |
84.98 |
83.61 |
82.65 |
82.49 |
- |