| Value | Category | Cases | |
|---|---|---|---|
| 1 | too expe | 13 |
14.8%
|
| 2 | no trans | 11 |
12.5%
|
| 3 | infectio | 9 |
10.2%
|
| 4 | no vacci | 29 |
33%
|
| 5 | no time | 19 |
21.6%
|
| 6 | other | 7 |
8%
|
| Sysmiss | 7136 |