| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 424 |
46.9%
|
| 2 | By a phone call with a recorded voice | 438 |
48.4%
|
| 3 | Neither | 4 |
0.4%
|
| 4 | Both/Either one | 37 |
4.1%
|
| 8 | Don't know | 1 |
0.1%
|
| 9 | Refused | 1 |
0.1%
|
| Sysmiss | 95 |