| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
56.3%
|
|
| 1 | 9 |
28.1%
|
|
| 2 | 2 |
6.3%
|
|
| 3 | 1 |
3.1%
|
|
| 4 | 2 |
6.3%
|
|
| Sysmiss | 2239 |