| Value | Category | Cases | |
|---|---|---|---|
| 8401981 | United States (1981) | 2325 |
100%
|
| -5 | Missing; Unknown | 0 | |
| -4 | Not asked in survey | 0 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 0 | |
| -1 | Don´t know | 0 |