| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.5%
|
|
| 1 | 168 |
84%
|
|
| 2 | 3 |
1.5%
|
|
| 3 | 26 |
13%
|
|
| 4 | 2 |
1%
|
|
| Sysmiss | 33 |