| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 385 |
26.2%
|
| 2 | This term | 192 |
13.1%
|
| 3 | Last term | 248 |
16.9%
|
| 4 | 2 terms ago | 183 |
12.5%
|
| 5 | 3 terms ago | 109 |
7.4%
|
| 6 | More than a year ago | 352 |
24%
|
| Sysmiss | 8 |