| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 750 |
39%
|
| 2 | This term | 568 |
29.5%
|
| 3 | Last term | 337 |
17.5%
|
| 4 | 2 terms ago | 118 |
6.1%
|
| 5 | 3 terms ago | 68 |
3.5%
|
| 6 | More than a year ago | 83 |
4.3%
|
| Sysmiss | 74 |