| Value | Category | Cases | |
|---|---|---|---|
| 0 | 90 |
6%
|
|
| 1 | 52 |
3.4%
|
|
| 2 | 56 |
3.7%
|
|
| 3 | 18 |
1.2%
|
|
| 4 | 3 |
0.2%
|
|
| Sysmiss | 1291 |
85.5%
|