| Value | Category | Cases | |
|---|---|---|---|
| 0 | 20 |
6.6%
|
|
| 1 | 175 |
57.9%
|
|
| 2 | 93 |
30.8%
|
|
| 3 | 12 |
4%
|
|
| 4 | 1 |
0.3%
|
|
| 6 | 1 |
0.3%
|
|
| Sysmiss | 2118 |