| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
3.7%
|
|
| 3 | 2 |
7.4%
|
|
| 4 | 1 |
3.7%
|
|
| 5 | 1 |
3.7%
|
|
| 10 | 10 or more days | 3 |
11.1%
|
| 30 | Everyday/Almost every day | 19 |
70.4%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 4974 |