| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
25.3%
|
|
| 1 | 41 |
49.4%
|
|
| 2 | 16 |
19.3%
|
|
| 3 | 3 |
3.6%
|
|
| 4 | 1 |
1.2%
|
|
| 5 | 1 |
1.2%
|
|
| Sysmiss | 2197 |