| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
0.4%
|
|
| 2 | 6 |
0.3%
|
|
| 3 | 7 |
0.4%
|
|
| 4 | 3 |
0.2%
|
|
| 5 | 1 |
0.1%
|
|
| 6 | 3 |
0.2%
|
|
| 7 | 7 |
0.4%
|
|
| 9 | 2 |
0.1%
|
|
| 10 | 10 or more days | 51 |
2.9%
|
| 30 | Almost every day | 106 |
6%
|
| Sysmiss | 1571 |
89.1%
|