| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 2124 |
80.5%
|
| 2 | No more than usual | 376 |
14.3%
|
| 3 | Rather more than usual | 23 |
0.9%
|
| 4 | Much more than usual | 115 |
4.4%
|
| Sysmiss | 1 |