| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 256 |
8.9%
|
| 2 | More than usual | 382 |
13.3%
|
| 3 | Same as usual | 1031 |
35.9%
|
| 4 | Less than usual | 559 |
19.5%
|
| 5 | Much less than usual | 644 |
22.4%
|
| 8 | Don't know | 0 |
0%
|
| 9 | Missing | 2 |
0.1%
|