| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 553 |
24.1%
|
| 2 | This term | 569 |
24.7%
|
| 3 | Last term | 588 |
25.6%
|
| 4 | 2 terms ago | 81 |
3.5%
|
| 5 | 3 terms ago | 81 |
3.5%
|
| 6 | More than a year ago | 427 |
18.6%
|
| Sysmiss | 8 |