| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1588 |
39.8%
|
| 2 | This term | 906 |
22.7%
|
| 3 | Last term | 765 |
19.2%
|
| 4 | 2 terms ago | 165 |
4.1%
|
| 5 | 3 terms ago | 132 |
3.3%
|
| 6 | More than a year ago | 432 |
10.8%
|
| Sysmiss | 190 |