| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 2572 |
45.4%
|
| 2 | This term | 1134 |
20%
|
| 3 | Last term | 597 |
10.5%
|
| 4 | 3 terms ago | 225 |
4%
|
| 5 | More than a year ago | 1138 |
20.1%
|
| Sysmiss | 57 |