| Value | Category | Cases | |
|---|---|---|---|
| 0 | received no injection | 1234 |
21.2%
|
| 1 | 1343 |
23.1%
|
|
| 2 | 2091 |
35.9%
|
|
| 3 | 865 |
14.8%
|
|
| 4 | 90 |
1.5%
|
|
| 5 | 167 |
2.9%
|
|
| 6 | 1 |
0%
|
|
| 7 | 7+ | 4 |
0.1%
|
| 8 | don't know | 30 |
0.5%
|
| Sysmiss | 34569 |