| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
500 |
569 |
586 |
544 |
571 |
602 |
609 |
589 |
543 |
668 |
| Getal steeds ingeskryf na 1 jaar |
461 |
516 |
548 |
512 |
551 |
563 |
571 |
574 |
521 |
636 |
| Getal steeds ingeskryf na 2 jaar |
438 |
506 |
543 |
503 |
536 |
553 |
561 |
563 |
514 |
- |
| Getal verloor na 1 jaar |
39 |
53 |
38 |
32 |
20 |
39 |
38 |
15 |
22 |
32 |
| Getal verloor na 2 jaar |
62 |
63 |
43 |
41 |
35 |
49 |
48 |
26 |
29 |
- |
| Persentasie verloor na 1 jaar |
7.80 |
9.31 |
6.48 |
5.88 |
3.50 |
6.48 |
6.24 |
2.55 |
4.05 |
4.79 |
| Persentasie verloor na 2 jaar |
12.40 |
11.07 |
7.34 |
7.54 |
6.13 |
8.14 |
7.88 |
4.41 |
5.34 |
- |
Getal verloor in jaar 2 |
23 |
10 |
5 |
9 |
15 |
10 |
10 |
11 |
7 |
- |
| Persentasie verloor in jaar 2 |
4.60 |
1.76 |
0.85 |
1.65 |
2.63 |
1.66 |
1.64 |
1.87 |
1.29 |
- |
| Persentasie behoue na 1 jaar |
92.20 |
90.69 |
93.52 |
94.12 |
96.50 |
93.52 |
93.76 |
97.45 |
95.95 |
95.21 |
| Persentasie behoue na 2 jaar |
87.60 |
88.93 |
92.66 |
92.46 |
93.87 |
91.86 |
92.12 |
95.59 |
94.66 |
- |