| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 3 |
0.9%
|
| 2 | No more than usual | 65 |
18.8%
|
| 3 | Not at all | 232 |
67.2%
|
| 4 | Rather more than usual | 19 |
5.5%
|
| Missing value | 26 |
7.5%
|