| Value | Category | Cases | |
|---|---|---|---|
| 1 | Now | 6 |
1.7%
|
| 2 | Later | 3 |
0.8%
|
| 3 | Not at all | 1 |
0.3%
|
| 5 | Missing | 0 |
0%
|
| 7 | Refusal | 0 |
0%
|
| 9 | Not applicable | 343 |
97.2%
|