| Value | Category | Cases | |
|---|---|---|---|
| 0 | 84 |
51.5%
|
|
| 1 | 70 |
42.9%
|
|
| 2 | 4 |
2.5%
|
|
| 3 | 4 |
2.5%
|
|
| 4 | 1 |
0.6%
|
|
| Sysmiss | 6897 |