| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 906 |
38.3%
|
| 2 | This term | 460 |
19.5%
|
| 3 | Last term | 396 |
16.8%
|
| 4 | 2 terms ago | 111 |
4.7%
|
| 5 | 3 terms ago | 104 |
4.4%
|
| 6 | More than a year ago | 387 |
16.4%
|
| Sysmiss | 14 |