| Value | Category | Cases | |
|---|---|---|---|
| 0 | 59 |
86.8%
|
|
| 1 | 1 |
1.5%
|
|
| 2 | 2 |
2.9%
|
|
| 4 | 4 |
5.9%
|
|
| 6 | 1 |
1.5%
|
|
| 16 | 1 |
1.5%
|
|
| Sysmiss | 6 |