| Value | Category | Cases | |
|---|---|---|---|
| 0 | 43 |
63.2%
|
|
| 2 | 9 |
13.2%
|
|
| 4 | 5 |
7.4%
|
|
| 5 | 1 |
1.5%
|
|
| 10 | 5 |
7.4%
|
|
| 15 | 4 |
5.9%
|
|
| 20 | 1 |
1.5%
|
|
| Sysmiss | 1883 |