| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much more than usual | 167 |
15.3%
|
| 2 | More than usual | 183 |
16.8%
|
| 3 | Same as usual | 537 |
49.3%
|
| 4 | Less than usual | 159 |
14.6%
|
| 5 | Much less than usual | 44 |
4%
|
| 9 | Missing | 0 |
0%
|