| Value | Category | Cases | |
|---|---|---|---|
| 1 | NOT AT ALL | 447 |
66.8%
|
| 2 | SEVERAL DAYS | 129 |
19.3%
|
| 3 | MORE THAN HALF THE DAYS | 67 |
10%
|
| 4 | NEARLY EVERY DAY | 26 |
3.9%
|