| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1029 |
16.3%
|
| 2 | This term | 2244 |
35.4%
|
| 3 | Last term | 2012 |
31.8%
|
| 4 | 2 terms ago | 375 |
5.9%
|
| 5 | 3 terms ago | 146 |
2.3%
|
| 6 | More than a year ago | 526 |
8.3%
|
| Sysmiss | 74 |