| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1199 |
53.7%
|
| 2 | This term | 499 |
22.4%
|
| 3 | Last term | 247 |
11.1%
|
| 4 | 2 terms ago | 65 |
2.9%
|
| 5 | 3 terms ago | 31 |
1.4%
|
| 6 | More than a year ago | 190 |
8.5%
|
| Sysmiss | 92 |