| Value | Category | Cases | |
|---|---|---|---|
| 0 | received no inject. | 6 |
42.9%
|
| 1 | 6 |
42.9%
|
|
| 2 | 2 |
14.3%
|
|
| 7 | 7+ | 0 |
0%
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 5407 |