| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 925 |
21%
|
| 2 | This term | 1513 |
34.4%
|
| 3 | Last term | 1026 |
23.3%
|
| 4 | 2 terms ago | 278 |
6.3%
|
| 5 | 3 terms ago | 150 |
3.4%
|
| 6 | More than a year ago | 505 |
11.5%
|
| Sysmiss | 50 |