| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.9%
|
|
| 1 | 2 |
5.7%
|
|
| 2 | 1 |
2.9%
|
|
| 4 | 2 |
5.7%
|
|
| 5 | 1 |
2.9%
|
|
| 7 | 1 |
2.9%
|
|
| 9 | 1 |
2.9%
|
|
| 10 | 10 or more days | 8 |
22.9%
|
| 30 | Almost every day | 18 |
51.4%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1874 |