| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 535 |
24.7%
|
| 2 | This term | 574 |
26.5%
|
| 3 | Last term | 375 |
17.3%
|
| 4 | 2 terms ago | 118 |
5.5%
|
| 5 | 3 terms ago | 192 |
8.9%
|
| 6 | More than a year ago | 369 |
17.1%
|
| Sysmiss | 11 |