| Value | Category | Cases | |
|---|---|---|---|
| 0 | 515 |
13.3%
|
|
| 1 | 1361 |
35.1%
|
|
| 98 | 62 |
1.6%
|
|
| 99 | 292 |
7.5%
|
|
| Missing value | 1642 |
42.4%
|