| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 1782 |
67.6%
|
| 2 | No more than usual | 681 |
25.8%
|
| 3 | Rather more than usual | 48 |
1.8%
|
| 4 | Much more than usual | 126 |
4.8%
|
| Sysmiss | 2 |