| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Received no inject. | 1 |
10%
|
| 1 | 1 |
10%
|
|
| 2 | 4 |
40%
|
|
| 3 | 3 |
30%
|
|
| 7 | 7+ | 0 |
0%
|
| 8 | Don't know | 1 |
10%
|
| Sysmiss | 3040 |