| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 260 |
30.8%
|
| 2 | By a phone call with a recorded voice | 367 |
43.4%
|
| 3 | Neither | 15 |
1.8%
|
| 4 | Both/Either one | 166 |
19.6%
|
| 8 | Don't know | 36 |
4.3%
|
| 9 | Refused | 1 |
0.1%
|
| Sysmiss | 163 |