| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1016 |
50.8%
|
| 2 | This term | 483 |
24.2%
|
| 3 | Last term | 144 |
7.2%
|
| 4 | 2 terms ago | 42 |
2.1%
|
| 5 | 3 terms ago | 28 |
1.4%
|
| 6 | More than a year ago | 286 |
14.3%
|
| Sysmiss | 62 |