| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
383 |
367 |
260 |
257 |
265 |
288 |
311 |
329 |
361 |
363 |
| Getal steeds ingeskryf na 1 jaar |
327 |
336 |
248 |
253 |
250 |
280 |
300 |
319 |
343 |
353 |
| Getal steeds ingeskryf na 2 jaar |
318 |
321 |
243 |
243 |
247 |
277 |
292 |
304 |
330 |
- |
| Getal verloor na 1 jaar |
56 |
31 |
12 |
4 |
15 |
8 |
11 |
10 |
18 |
10 |
| Getal verloor na 2 jaar |
65 |
46 |
17 |
14 |
18 |
11 |
19 |
25 |
31 |
- |
| Persentasie verloor na 1 jaar |
14.62 |
8.45 |
4.62 |
1.56 |
5.66 |
2.78 |
3.54 |
3.04 |
4.99 |
2.75 |
| Persentasie verloor na 2 jaar |
16.97 |
12.53 |
6.54 |
5.45 |
6.79 |
3.82 |
6.11 |
7.60 |
8.59 |
- |
Getal verloor in jaar 2 |
9 |
15 |
5 |
10 |
3 |
3 |
8 |
15 |
13 |
- |
| Persentasie verloor in jaar 2 |
2.35 |
4.09 |
1.92 |
3.89 |
1.13 |
1.04 |
2.57 |
4.56 |
3.60 |
- |
| Persentasie behoue na 1 jaar |
85.38 |
91.55 |
95.38 |
98.44 |
94.34 |
97.22 |
96.46 |
96.96 |
95.01 |
97.25 |
| Persentasie behoue na 2 jaar |
83.03 |
87.47 |
93.46 |
94.55 |
93.21 |
96.18 |
93.89 |
92.40 |
91.41 |
- |