| Value | Category | Cases | |
|---|---|---|---|
| 1 | 9 |
0.2%
|
|
| 2 | 1 |
0%
|
|
| 3 | 2 |
0.1%
|
|
| 4 | 2 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 12 | 1 |
0%
|
|
| 96 | Don't know | 0 |
0%
|
| 97 | Not applicable | 3596 |
99.4%
|
| 98 | Refused | 0 |
0%
|
| 99 | Missing | 7 |
0.2%
|