| Value | Category | Cases | |
|---|---|---|---|
| 1 | Known | 919 |
100%
|
| 2147483622 | Don't know | 0 |
0%
|
| 2147483623 | Refused to respond | 0 |
0%
|
| 2147483647 | Not administered | 0 |
0%
|
| 11 | .Z | 5161 | |
| Sysmiss | 12 |