| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, regularly | 13 |
24.5%
|
| 2 | Yes, irregularly | 9 |
17%
|
| 3 | Yes, regularly & irregularly | 8 |
15.1%
|
| 4 | No | 23 |
43.4%
|
| 98 | Don't know | 0 |
0%
|
| Sysmiss | 41959 |