| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 63 |
5.8%
|
| 2 | More than usual | 178 |
16.3%
|
| 3 | Same as usual | 338 |
31%
|
| 4 | Less than usual | 270 |
24.8%
|
| 5 | Much less than usual | 241 |
22.1%
|
| 9 | Missing | 0 |
0%
|