| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 208 |
17.7%
|
| 2 | This term | 669 |
56.9%
|
| 3 | Last term | 199 |
16.9%
|
| 4 | 2 terms ago | 53 |
4.5%
|
| 5 | 3 terms ago | 20 |
1.7%
|
| 6 | more than 3 years | 27 |
2.3%
|