| Beskrywing |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
| Getal inskrywings |
3937 |
3938 |
4278 |
4402 |
4097 |
4224 |
4503 |
4559 |
4793 |
5153 |
| Getal steeds ingeskryf na 1 jaar |
3352 |
3354 |
3552 |
3712 |
3465 |
3706 |
3888 |
3963 |
4173 |
4411 |
| Getal steeds ingeskryf na 2 jaar |
3153 |
3109 |
3377 |
3545 |
3311 |
3532 |
3718 |
3723 |
3855 |
- |
| Getal verloor na 1 jaar |
585 |
584 |
726 |
690 |
632 |
518 |
615 |
596 |
620 |
742 |
| Getal verloor na 2 jaar |
784 |
829 |
901 |
857 |
786 |
692 |
785 |
836 |
938 |
- |
| Persentasie verloor na 1 jaar |
14.86 |
14.83 |
16.97 |
15.67 |
15.43 |
12.26 |
13.66 |
13.07 |
12.94 |
14.40 |
| Persentasie verloor na 2 jaar |
19.91 |
21.05 |
21.06 |
19.47 |
19.18 |
16.38 |
17.43 |
18.34 |
19.57 |
- |
Getal verloor in jaar 2 |
199 |
245 |
175 |
167 |
154 |
174 |
170 |
240 |
318 |
- |
| Persentasie verloor in jaar 2 |
5.05 |
6.22 |
4.09 |
3.79 |
3.76 |
4.12 |
3.78 |
5.26 |
6.63 |
- |
| Persentasie behoue na 1 jaar |
85.14 |
85.17 |
83.03 |
84.33 |
84.57 |
87.74 |
86.34 |
86.93 |
87.06 |
85.60 |
| Persentasie behoue na 2 jaar |
80.09 |
78.95 |
78.94 |
80.53 |
80.82 |
83.62 |
82.57 |
81.66 |
80.43 |
- |