| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 519 |
62.5%
|
| 2 | By a phone call with a recorded voice | 213 |
25.7%
|
| 3 | Neither | 29 |
3.5%
|
| 4 | Both/Either one | 55 |
6.6%
|
| 8 | Don't know | 9 |
1.1%
|
| 9 | Refused | 5 |
0.6%
|
| Sysmiss | 170 |