| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 3817 |
46.2%
|
| 2 | This term | 1467 |
17.7%
|
| 3 | Last term | 1396 |
16.9%
|
| 4 | 2 terms ago | 500 |
6%
|
| 5 | 3 terms ago | 242 |
2.9%
|
| 6 | More than a year ago | 846 |
10.2%
|
| Sysmiss | 334 |