| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
503 |
633 |
615 |
564 |
588 |
612 |
567 |
532 |
519 |
446 |
| Getal steeds ingeskryf na 1 jaar |
428 |
520 |
505 |
471 |
509 |
524 |
487 |
452 |
420 |
363 |
| Getal steeds ingeskryf na 2 jaar |
393 |
494 |
474 |
441 |
474 |
496 |
449 |
406 |
383 |
- |
| Getal verloor na 1 jaar |
75 |
113 |
110 |
93 |
79 |
88 |
80 |
80 |
99 |
83 |
| Getal verloor na 2 jaar |
110 |
139 |
141 |
123 |
114 |
116 |
118 |
126 |
136 |
- |
| Persentasie verloor na 1 jaar |
14.91 |
17.85 |
17.89 |
16.49 |
13.44 |
14.38 |
14.11 |
15.04 |
19.08 |
18.61 |
| Persentasie verloor na 2 jaar |
21.87 |
21.96 |
22.93 |
21.81 |
19.39 |
18.95 |
20.81 |
23.68 |
26.20 |
- |
| Getal verloor in jaar 2 |
35 |
26 |
31 |
30 |
35 |
28 |
38 |
46 |
37 |
- |
| Persentasie verloor in jaar 2 |
6.96 |
4.11 |
5.04 |
5.32 |
5.95 |
4.58 |
6.70 |
8.65 |
7.13 |
- |
| Persentasie behoue na 1 jaar |
85.09 |
82.15 |
82.11 |
83.51 |
86.56 |
85.62 |
85.89 |
84.96 |
80.92 |
81.39 |
| Persentasie behoue na 2 jaar |
78.13 |
78.04 |
77.07 |
78.19 |
80.61 |
81.05 |
79.19 |
76.32 |
73.80 |
- |