| Value | Category | Cases | |
|---|---|---|---|
| 0 | 135 |
92.5%
|
|
| 1 | 5 |
3.4%
|
|
| 2 | 4 |
2.7%
|
|
| 4 | 1 |
0.7%
|
|
| 9 | 1 |
0.7%
|
|
| Sysmiss | 69 |