| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 2775 |
22.6%
|
| 2 | This term | 1509 |
12.3%
|
| 3 | Last term | 1994 |
16.2%
|
| 4 | 2 terms ago | 909 |
7.4%
|
| 5 | 3 terms ago | 680 |
5.5%
|
| 6 | More than a year ago | 4426 |
36%
|
| Sysmiss | 365 |