| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 2354 |
59.5%
|
| 2 | This term | 879 |
22.2%
|
| 3 | Last term | 278 |
7%
|
| 4 | 2 terms ago | 127 |
3.2%
|
| 5 | 3 terms ago | 65 |
1.6%
|
| 6 | More than a year ago | 251 |
6.3%
|
| Sysmiss | 190 |