| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
473 |
501 |
467 |
350 |
341 |
362 |
387 |
409 |
419 |
454 |
| Getal steeds ingeskryf na 1 jaar |
447 |
412 |
432 |
335 |
335 |
344 |
373 |
395 |
406 |
433 |
| Getal steeds ingeskryf na 2 jaar |
377 |
401 |
415 |
330 |
323 |
336 |
368 |
380 |
389 |
- |
| Getal verloor na 1 jaar |
26 |
89 |
35 |
15 |
6 |
18 |
14 |
14 |
13 |
21 |
| Getal verloor na 2 jaar |
96 |
100 |
52 |
20 |
18 |
26 |
19 |
29 |
30 |
- |
| Persentasie verloor na 1 jaar |
5.50 |
17.76 |
7.49 |
4.29 |
1.76 |
4.97 |
3.62 |
3.42 |
3.10 |
4.63 |
| Persentasie verloor na 2 jaar |
20.30 |
19.96 |
11.13 |
5.71 |
5.28 |
7.18 |
4.91 |
7.09 |
7.16 |
- |
Getal verloor in jaar 2 |
70 |
11 |
17 |
5 |
12 |
8 |
5 |
15 |
17 |
- |
| Persentasie verloor in jaar 2 |
14.80 |
2.20 |
3.64 |
1.43 |
3.52 |
2.21 |
1.29 |
3.67 |
4.06 |
- |
| Persentasie behoue na 1 jaar |
94.50 |
82.24 |
92.51 |
95.71 |
98.24 |
95.03 |
96.38 |
96.58 |
96.90 |
95.37 |
| Persentasie behoue na 2 jaar |
79.70 |
80.04 |
88.87 |
94.29 |
94.72 |
92.82 |
95.09 |
92.91 |
92.84 |
- |