| Value | Category | Cases | |
|---|---|---|---|
| 0 | 107 |
69.9%
|
|
| 1 | 24 |
15.7%
|
|
| 2 | 17 |
11.1%
|
|
| 3 | 3 |
2%
|
|
| 4 | 1 |
0.7%
|
|
| 6 | 1 |
0.7%
|
|
| 999 | 20 | ||
| Sysmiss | 1491 |