| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 3 |
0.1%
|
| 2 | A few times per week | 31 |
1.5%
|
| 3 | A few times per month | 76 |
3.8%
|
| 4 | Once a month or less | 202 |
10%
|
| 5 | Did not call, never | 1708 |
84.6%
|
| Sysmiss | 2 |