| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
6.8%
|
|
| 1 | 106 |
55.5%
|
|
| 2 | 54 |
28.3%
|
|
| 3 | 16 |
8.4%
|
|
| 4 | 1 |
0.5%
|
|
| 5 | 1 |
0.5%
|
|
| Sysmiss | 1515 |