| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 5 |
3%
|
| 2 | More than usual | 18 |
11%
|
| 3 | Same as usual | 59 |
36%
|
| 4 | Less than usual | 40 |
24.4%
|
| 5 | Much less than usual | 42 |
25.6%
|
| 9 | Missing | 0 |
0%
|