| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 542 |
56.7%
|
| 2 | By a phone call with a recorded voice | 191 |
20%
|
| 3 | Neither | 42 |
4.4%
|
| 4 | Both/Either one | 176 |
18.4%
|
| 8 | Don't know | 3 |
0.3%
|
| 9 | Refused | 2 |
0.2%
|
| Sysmiss | 54 |