| Value | Category | Cases | |
|---|---|---|---|
| 1 | Now | 14 |
0.4%
|
| 2 | Later | 30 |
0.8%
|
| 3 | Not at all | 7 |
0.2%
|
| 5 | Missing | 78 |
2%
|
| 7 | Refusal | 0 |
0%
|
| 9 | Not applicable | 3823 |
96.7%
|