| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 370 |
40.9%
|
| 2 | By a phone call with a recorded voice | 434 |
48%
|
| 3 | Neither | 56 |
6.2%
|
| 4 | Both/Either one | 18 |
2%
|
| 8 | Don't know | 24 |
2.7%
|
| 9 | Refused | 2 |
0.2%
|
| Sysmiss | 96 |