| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 552 |
64.3%
|
| 2 | By a phone call with a recorded voice | 254 |
29.6%
|
| 3 | Neither | 21 |
2.4%
|
| 4 | Both/Either one | 18 |
2.1%
|
| 8 | Don't know | 11 |
1.3%
|
| 9 | Refused | 2 |
0.2%
|
| Sysmiss | 192 |