| Value | Category | Cases | |
|---|---|---|---|
| 1 | OFTEN | 164 |
1.5%
|
| 2 | SOMETIMES | 711 |
6.6%
|
| 3 | NOT IN THE LAST 12 MONTHS | 1135 |
10.6%
|
| Sysmiss | 8693 |
81.2%
|