| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 276 |
33.5%
|
| 2 | By a phone call with a recorded voice | 466 |
56.6%
|
| 3 | Neither | 9 |
1.1%
|
| 4 | Both/Either one | 63 |
7.7%
|
| 8 | Don't know | 9 |
1.1%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 177 |