| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999. Don't Know | 2 |
0.1%
|
| -998 | -998. Refused to Answer | 0 |
0%
|
| 0 | 0. No | 4 |
0.1%
|
| 1 | 1. Yes | 107 |
3.3%
|
| s | 3111 |
96.5%
|