| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
231 |
203 |
230 |
225 |
273 |
277 |
280 |
249 |
287 |
296 |
| Getal steeds ingeskryf na 1 jaar |
194 |
166 |
203 |
197 |
245 |
259 |
261 |
227 |
259 |
269 |
| Getal steeds ingeskryf na 2 jaar |
187 |
159 |
191 |
189 |
223 |
250 |
255 |
213 |
247 |
- |
| Getal verloor na 1 jaar |
37 |
37 |
27 |
28 |
28 |
18 |
19 |
22 |
28 |
27 |
| Getal verloor na 2 jaar |
44 |
44 |
39 |
36 |
50 |
27 |
25 |
36 |
40 |
- |
| Persentasie verloor na 1 jaar |
16.02 |
18.23 |
11.74 |
12.44 |
10.26 |
6.50 |
6.79 |
8.84 |
9.76 |
9.12 |
| Persentasie verloor na 2 jaar |
19.05 |
21.67 |
16.96 |
16.00 |
18.32 |
9.75 |
8.93 |
14.46 |
13.94 |
- |
Getal verloor in jaar 2 |
7 |
7 |
12 |
8 |
22 |
9 |
6 |
14 |
12 |
- |
| Persentasie verloor in jaar 2 |
3.03 |
3.45 |
5.22 |
3.56 |
8.06 |
3.25 |
2.14 |
5.62 |
4.18 |
- |
| Persentasie behoue na 1 jaar |
83.98 |
81.77 |
88.26 |
87.56 |
89.74 |
93.50 |
93.21 |
91.16 |
90.24 |
90.88 |
| Persentasie behoue na 2 jaar |
80.95 |
78.33 |
83.04 |
84.00 |
81.68 |
90.25 |
91.07 |
85.54 |
86.06 |
- |