| Value | Category | Cases | |
|---|---|---|---|
| 0 | 181 |
3%
|
|
| 1 | 1347 |
22.5%
|
|
| 2 | 3205 |
53.5%
|
|
| 3 | 1257 |
21%
|
|
| Sysmiss | 1171 |