| Value | Category | Cases | |
|---|---|---|---|
| -97 | (Don't read) Refused to answer | 1 |
0.1%
|
| 1 | Not at all or less than one day | 132 |
16.5%
|
| 2 | Several days | 318 |
39.8%
|
| 3 | More than half a day to a day | 25 |
3.1%
|
| 4 | Nearly everyday | 324 |
40.5%
|