| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 965 |
41.6%
|
| 2 | This term | 441 |
19%
|
| 3 | Last term | 467 |
20.1%
|
| 4 | 2 terms ago | 128 |
5.5%
|
| 5 | 3 terms ago | 59 |
2.5%
|
| 6 | More than a year ago | 262 |
11.3%
|
| Sysmiss | 89 |