| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 424 |
19.9%
|
| 2 | This term | 895 |
42%
|
| 3 | Last term | 640 |
30.1%
|
| 4 | 2 terms ago | 88 |
4.1%
|
| 5 | 3 terms ago | 25 |
1.2%
|
| 6 | More than a year ago | 57 |
2.7%
|
| Sysmiss | 4 |