| Value | Category | Cases | |
|---|---|---|---|
| 0 | 141 |
77.9%
|
|
| 1 | 34 |
18.8%
|
|
| 2 | 4 |
2.2%
|
|
| 3 | 1 |
0.6%
|
|
| 42 | 1 |
0.6%
|
|
| Sysmiss | 7039 |