| Value | Category | Cases | |
|---|---|---|---|
| 1 | acute symptom | 1107 |
5.7%
|
| 2 | illness | 1825 |
9.5%
|
| 3 | injury | 79 |
0.4%
|
| 4 | both | 18 |
0.1%
|
| 5 | no | 16270 |
84.3%
|
| Sysmiss | 1346 |