| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 408 |
43.2%
|
| 2 | By a phone call with a recorded voice | 181 |
19.2%
|
| 3 | Neither | 45 |
4.8%
|
| 4 | Both/Either one | 241 |
25.5%
|
| 8 | Don't know | 68 |
7.2%
|
| 9 | Refused | 2 |
0.2%
|
| Sysmiss | 55 |