| Value | Category | Cases | |
|---|---|---|---|
| 1 | 28 |
46.7%
|
|
| 2 | 14 |
23.3%
|
|
| 3 | 8 |
13.3%
|
|
| 4 | 3 |
5%
|
|
| 5 | 1 |
1.7%
|
|
| 7 | 1 |
1.7%
|
|
| 10 | 10 or more days | 3 |
5%
|
| 30 | Almost every day | 1 |
1.7%
|
| 99 | Missing | 1 |
1.7%
|
| Sysmiss | 9539 |