| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1301 |
73.9%
|
| 1 | Sometimes | 334 |
19%
|
| 2 | Frequently | 13 |
0.7%
|
| 3 | Commercial business | 84 |
4.8%
|
| 8 | unknown | 0 |
0%
|
| 9 | Missing | 29 |
1.6%
|
| Sysmiss | 11150 |