| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
1.2%
|
|
| 1 | 122 |
75.3%
|
|
| 2 | 34 |
21%
|
|
| 3 | 3 |
1.9%
|
|
| 4 | 1 |
0.6%
|
|
| Sysmiss | 2120 |