| Value | Category | Cases | |
|---|---|---|---|
| 1 | accident(unintentional) | 20 |
76.9%
|
| 2 | someone else(intentional) | 0 |
0%
|
| 3 | self inflicted | 3 |
11.5%
|
| 88 | dk | 3 |
11.5%
|
| Sysmiss | 174 |