| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 393 |
44.6%
|
| 2 | By a phone call with a recorded voice | 425 |
48.2%
|
| 3 | Neither | 6 |
0.7%
|
| 4 | Both/Either one | 29 |
3.3%
|
| 8 | Don't know | 12 |
1.4%
|
| 9 | Refused | 17 |
1.9%
|
| Sysmiss | 118 |