| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
21.4%
|
|
| 1 | 1 |
7.1%
|
|
| 4 | 1 |
7.1%
|
|
| 7 | 1 |
7.1%
|
|
| 10 | 2 |
14.3%
|
|
| 15 | 2 |
14.3%
|
|
| 20 | 1 |
7.1%
|
|
| 30 | 2 |
14.3%
|
|
| 40 | 1 |
7.1%
|
|
| Sysmiss | 143 |