| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3718 |
82.3%
|
| 2 | NO | 467 |
10.3%
|
| 7 | DON'T KNOW | 328 |
7.3%
|
| 9 | REFUSED | 3 |
0.1%
|
| Sysmiss | 1 |