| Value | Category | Cases | |
|---|---|---|---|
| 0 | 281 |
11.9%
|
|
| 1 | 77 |
3.3%
|
|
| 5 | 1 |
0%
|
|
| 9 | 1999 |
84.8%
|
|
| Sysmiss | 400 |