| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 137 |
86.2%
|
| 2 | 2 | 17 |
10.7%
|
| 3 | 3 | 4 |
2.5%
|
| 4 | 4 | 1 |
0.6%
|
| Sysmiss | 1 |