| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 302 |
46.5%
|
| 2 | By a phone call with a recorded voice | 258 |
39.8%
|
| 3 | Neither | 25 |
3.9%
|
| 4 | Both/Either one | 50 |
7.7%
|
| 8 | Don't know | 13 |
2%
|
| 9 | Refused | 1 |
0.2%
|
| Sysmiss | 351 |