| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 270 |
38.4%
|
| 2 | By a phone call with a recorded voice | 316 |
45%
|
| 3 | Neither | 29 |
4.1%
|
| 4 | Both/Either one | 75 |
10.7%
|
| 8 | Don't know | 13 |
1.8%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 298 |