| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 533 |
64.1%
|
| 2 | By a phone call with a recorded voice | 127 |
15.3%
|
| 3 | Neither | 82 |
9.9%
|
| 4 | Both/Either one | 45 |
5.4%
|
| 8 | Don't know | 28 |
3.4%
|
| 9 | Refused | 17 |
2%
|
| Sysmiss | 168 |