| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
501 |
467 |
350 |
341 |
362 |
387 |
409 |
419 |
454 |
472 |
| Getal steeds ingeskryf na 1 jaar |
412 |
432 |
335 |
335 |
344 |
373 |
395 |
406 |
435 |
461 |
| Getal steeds ingeskryf na 2 jaar |
401 |
415 |
330 |
323 |
336 |
368 |
380 |
390 |
421 |
- |
| Getal verloor na 1 jaar |
89 |
35 |
15 |
6 |
18 |
14 |
14 |
13 |
19 |
11 |
| Getal verloor na 2 jaar |
100 |
52 |
20 |
18 |
26 |
19 |
29 |
29 |
33 |
- |
| Persentasie verloor na 1 jaar |
17.76 |
7.49 |
4.29 |
1.76 |
4.97 |
3.62 |
3.42 |
3.10 |
4.19 |
2.33 |
| Persentasie verloor na 2 jaar |
19.96 |
11.13 |
5.71 |
5.28 |
7.18 |
4.91 |
7.09 |
6.92 |
7.27 |
- |
Getal verloor in jaar 2 |
11 |
17 |
5 |
12 |
8 |
5 |
15 |
16 |
14 |
- |
| Persentasie verloor in jaar 2 |
2.20 |
3.64 |
1.43 |
3.52 |
2.21 |
1.29 |
3.67 |
3.82 |
3.08 |
- |
| Persentasie behoue na 1 jaar |
82.24 |
92.51 |
95.71 |
98.24 |
95.03 |
96.38 |
96.58 |
96.90 |
95.81 |
97.67 |
| Persentasie behoue na 2 jaar |
80.04 |
88.87 |
94.29 |
94.72 |
92.82 |
95.09 |
92.91 |
93.08 |
92.73 |
- |