| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
292 |
319 |
369 |
346 |
388 |
547 |
509 |
589 |
699 |
724 |
| Getal steeds ingeskryf na 1 jaar |
257 |
261 |
318 |
289 |
345 |
470 |
439 |
528 |
626 |
637 |
| Getal steeds ingeskryf na 2 jaar |
234 |
250 |
304 |
267 |
329 |
446 |
418 |
502 |
592 |
- |
| Getal verloor na 1 jaar |
35 |
58 |
51 |
57 |
43 |
77 |
70 |
61 |
73 |
87 |
| Getal verloor na 2 jaar |
58 |
69 |
65 |
79 |
59 |
101 |
91 |
87 |
107 |
- |
| Persentasie verloor na 1 jaar |
11.99 |
18.18 |
13.82 |
16.47 |
11.08 |
14.08 |
13.75 |
10.36 |
10.44 |
12.02 |
| Persentasie verloor na 2 jaar |
19.86 |
21.63 |
17.62 |
22.83 |
15.21 |
18.46 |
17.88 |
14.77 |
15.31 |
- |
Getal verloor in jaar 2 |
23 |
11 |
14 |
22 |
16 |
24 |
21 |
26 |
34 |
- |
| Persentasie verloor in jaar 2 |
7.88 |
3.45 |
3.79 |
6.36 |
4.12 |
4.39 |
4.13 |
4.41 |
4.86 |
- |
| Persentasie behoue na 1 jaar |
88.01 |
81.82 |
86.18 |
83.53 |
88.92 |
85.92 |
86.25 |
89.64 |
89.56 |
87.98 |
| Persentasie behoue na 2 jaar |
80.14 |
78.37 |
82.38 |
77.17 |
84.79 |
81.54 |
82.12 |
85.23 |
84.69 |
- |