| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 11 |
6.7%
|
| 2 | More than usual | 25 |
15.2%
|
| 3 | Same as usual | 43 |
26.2%
|
| 4 | Less than usual | 53 |
32.3%
|
| 5 | Much less than usual | 32 |
19.5%
|
| 9 | Missing | 0 |
0%
|