| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
380 |
406 |
379 |
453 |
473 |
501 |
467 |
350 |
344 |
367 |
| Getal steeds ingeskryf na 1 jaar |
359 |
377 |
350 |
422 |
447 |
412 |
432 |
335 |
337 |
344 |
| Getal steeds ingeskryf na 2 jaar |
346 |
363 |
340 |
411 |
377 |
401 |
415 |
330 |
324 |
- |
| Getal verloor na 1 jaar |
21 |
29 |
29 |
31 |
26 |
89 |
35 |
15 |
7 |
23 |
| Getal verloor na 2 jaar |
34 |
43 |
39 |
42 |
96 |
100 |
52 |
20 |
20 |
- |
| Persentasie verloor na 1 jaar |
5.53 |
7.14 |
7.65 |
6.84 |
5.50 |
17.76 |
7.49 |
4.29 |
2.03 |
6.27 |
| Persentasie verloor na 2 jaar |
8.95 |
10.59 |
10.29 |
9.27 |
20.30 |
19.96 |
11.13 |
5.71 |
5.81 |
- |
Getal verloor in jaar 2 |
13 |
14 |
10 |
11 |
70 |
11 |
17 |
5 |
13 |
- |
| Persentasie verloor in jaar 2 |
3.42 |
3.45 |
2.64 |
2.43 |
14.80 |
2.20 |
3.64 |
1.43 |
3.78 |
- |
| Persentasie behoue na 1 jaar |
94.47 |
92.86 |
92.35 |
93.16 |
94.50 |
82.24 |
92.51 |
95.71 |
97.97 |
93.73 |
| Persentasie behoue na 2 jaar |
91.05 |
89.41 |
89.71 |
90.73 |
79.70 |
80.04 |
88.87 |
94.29 |
94.19 |
- |