| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1610 |
45.4%
|
| 2 | This term | 492 |
13.9%
|
| 3 | Last term | 507 |
14.3%
|
| 4 | 2 terms ago | 181 |
5.1%
|
| 5 | 3 terms ago | 85 |
2.4%
|
| 6 | More than a year ago | 669 |
18.9%
|
| Sysmiss | 55 |