| Value | Category | Cases | |
|---|---|---|---|
| 0 | 153 |
60.5%
|
|
| 1 | 92 |
36.4%
|
|
| 2 | 6 |
2.4%
|
|
| 3 | 1 |
0.4%
|
|
| 8 | 1 |
0.4%
|
|
| Sysmiss | 3650 |