| Value | Category | Cases | |
|---|---|---|---|
| 0 | 341 |
53.4%
|
|
| 1 | 231 |
36.2%
|
|
| 2 | 50 |
7.8%
|
|
| 3 | 11 |
1.7%
|
|
| 4 | 6 |
0.9%
|
|
| Sysmiss | 7061 |