| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1485 |
24.9%
|
| 2 | This term | 1193 |
20%
|
| 3 | Last term | 1400 |
23.5%
|
| 4 | 2 terms ago | 539 |
9.1%
|
| 5 | 3 terms ago | 368 |
6.2%
|
| 6 | More than a year ago | 969 |
16.3%
|
| Sysmiss | 90 |