| Value | Category | Cases | |
|---|---|---|---|
| 0 | received no injection | 653 |
25%
|
| 1 | 199 |
7.6%
|
|
| 2 | 321 |
12.3%
|
|
| 3 | 285 |
10.9%
|
|
| 4 | 295 |
11.3%
|
|
| 5 | 795 |
30.5%
|
|
| 6 | 4 |
0.2%
|
|
| 7 | 7+ | 16 |
0.6%
|
| 8 | don't know | 39 |
1.5%
|
| Sysmiss | 37787 |