| Value | Category | Cases | |
|---|---|---|---|
| -9 | missing | 1 |
0%
|
| -8 | dont know | 0 |
0%
|
| -7 | na | 0 |
0%
|
| 1 | yes | 703 |
34.7%
|
| 2 | no | 1322 |
65.3%
|