| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 0 |
0%
|
| 1 | 2 | 23 |
7.4%
|
| 2 | 3 | 289 |
92.6%
|
| 3 | 4 | 0 |
0%
|
| Sysmiss | 50 |