| Value | Category | Cases | |
|---|---|---|---|
| 0 | 230 |
66.1%
|
|
| 1 | 99 |
28.4%
|
|
| 2 | 18 |
5.2%
|
|
| 3 | 1 |
0.3%
|
|
| Sysmiss | 2290 |