| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 4929 |
27.7%
|
| 2 | This term | 4937 |
27.7%
|
| 3 | Last term | 2585 |
14.5%
|
| 4 | 2 terms ago | 1457 |
8.2%
|
| 5 | 3 terms ago | 1001 |
5.6%
|
| 6 | More than a year ago | 2893 |
16.3%
|
| Sysmiss | 208 |