| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 3700 |
26.5%
|
| 2 | This term | 2868 |
20.6%
|
| 3 | Last term | 1192 |
8.6%
|
| 4 | 2 terms ago | 481 |
3.5%
|
| 5 | 3 terms ago | 693 |
5%
|
| 6 | More than a year ago | 5006 |
35.9%
|
| Sysmiss | 172 |