| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 301 |
98.7%
|
| 1 | 1 | 1 |
0.3%
|
| 6 | 6 | 1 |
0.3%
|
| 99 | Unspecified | 2 |
0.7%
|
| Sysmiss | 1353 |