| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.3%
|
|
| 1 | 25 |
8.6%
|
|
| 2 | 51 |
17.5%
|
|
| 3 | 192 |
65.8%
|
|
| 4 | 23 |
7.9%
|
|
| Sysmiss | 7 |