| Value | Category | Cases | |
|---|---|---|---|
| 0 | 364 |
98.9%
|
|
| 1 | 1 |
0.3%
|
|
| 3 | 2 |
0.5%
|
|
| 9 | 1 |
0.3%
|
|
| Sysmiss | 1912 |