| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 465 |
57.1%
|
| 2 | By a phone call with a recorded voice | 311 |
38.2%
|
| 3 | Neither | 13 |
1.6%
|
| 4 | Both/Either one | 25 |
3.1%
|
| 8 | Don't know | 1 |
0.1%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 185 |