| Value | Category | Cases | |
|---|---|---|---|
| -9 | (-9) Refused | 21 |
0.1%
|
| -8 | (-8) Don't know | 31 |
0.1%
|
| 1 | (1) Not at all | 18733 |
84.1%
|
| 2 | (2) 1 - 7 days | 3137 |
14.1%
|
| 3 | (3) 8 - 11 days | 227 |
1%
|
| 4 | (4) 12 - 14 days | 113 |
0.5%
|