| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 531 |
57.7%
|
| 2 | By a phone call with a recorded voice | 123 |
13.4%
|
| 3 | Neither | 37 |
4%
|
| 4 | Both/Either one | 169 |
18.4%
|
| 8 | Don't know | 45 |
4.9%
|
| 9 | Refused | 15 |
1.6%
|
| Sysmiss | 80 |