| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.4%
|
|
| 1 | 58 |
20.5%
|
|
| 2 | 189 |
66.8%
|
|
| 3 | 35 |
12.4%
|
|
| Sysmiss | 3 |