| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
11.1%
|
|
| 1 | MENTIONED | 4 |
44.4%
|
| 2 | NOT MENTIONED | 3 |
33.3%
|
| 13 | 1 |
11.1%
|
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1264 |