| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 722 |
39.7%
|
| 2 | This term | 261 |
14.4%
|
| 3 | Last term | 378 |
20.8%
|
| 4 | 2 terms ago | 134 |
7.4%
|
| 5 | 3 terms ago | 65 |
3.6%
|
| 6 | More than a year ago | 258 |
14.2%
|
| Sysmiss | 103 |