| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, AT LEAST ONCE | 1324 |
10.3%
|
| 2 | NO, ALWAYS SUFFICIENT | 11452 |
89.5%
|
| 8 | DK | 24 |
0.2%
|
| 9 | NO RESPONSE | 2 |
0%
|
| Sysmiss | 158 |