| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1128 |
90.3%
|
| 1 | Often | 31 |
2.5%
|
| 2 | Sometimes | 74 |
5.9%
|
| 3 | Not at all | 16 |
1.3%
|
| 4 | Yes, widow/frequency missing | 0 |
0%
|
| 9 | 2 | ||
| Sysmiss | 180 |