| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
358 |
317 |
330 |
374 |
355 |
389 |
396 |
423 |
418 |
476 |
| Getal steeds ingeskryf na 1 jaar |
335 |
295 |
313 |
348 |
341 |
368 |
374 |
396 |
397 |
443 |
| Getal steeds ingeskryf na 2 jaar |
317 |
287 |
308 |
334 |
321 |
362 |
368 |
390 |
390 |
- |
| Getal verloor na 1 jaar |
23 |
22 |
17 |
26 |
14 |
21 |
22 |
27 |
21 |
33 |
| Getal verloor na 2 jaar |
41 |
30 |
22 |
40 |
34 |
27 |
28 |
33 |
28 |
- |
| Persentasie verloor na 1 jaar |
6.42 |
6.94 |
5.15 |
6.95 |
3.94 |
5.40 |
5.56 |
6.38 |
5.02 |
6.93 |
| Persentasie verloor na 2 jaar |
11.45 |
9.46 |
6.67 |
10.70 |
9.58 |
6.94 |
7.07 |
7.80 |
6.70 |
- |
Getal verloor in jaar 2 |
18 |
8 |
5 |
14 |
20 |
6 |
6 |
6 |
7 |
- |
| Persentasie verloor in jaar 2 |
5.03 |
2.52 |
1.52 |
3.74 |
5.63 |
1.54 |
1.52 |
1.42 |
1.67 |
- |
| Persentasie behoue na 1 jaar |
93.58 |
93.06 |
94.85 |
93.05 |
96.06 |
94.60 |
94.44 |
93.62 |
94.98 |
93.07 |
| Persentasie behoue na 2 jaar |
88.55 |
90.54 |
93.33 |
89.30 |
90.42 |
93.06 |
92.93 |
92.20 |
93.30 |
- |