| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 46826 |
83.7%
|
| 1 | 1 | 4967 |
8.9%
|
| 2 | 2 | 2378 |
4.2%
|
| 3 | 3 | 1235 |
2.2%
|
| 4 | Very often | 561 |
1%
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 11 | .D | 785 |