| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1260 |
36.7%
|
| 2 | This term | 1080 |
31.5%
|
| 3 | Last term | 523 |
15.2%
|
| 4 | 2 terms ago | 173 |
5%
|
| 5 | 3 terms ago | 44 |
1.3%
|
| 6 | More than a year ago | 350 |
10.2%
|
| Sysmiss | 47 |