| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 837 |
17.6%
|
| 2 | This term | 1429 |
30.1%
|
| 3 | Last term | 802 |
16.9%
|
| 4 | 2 terms ago | 410 |
8.6%
|
| 5 | 3 terms ago | 146 |
3.1%
|
| 6 | More than a year ago | 1131 |
23.8%
|
| Sysmiss | 16 |