| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 474 |
46.7%
|
| 2 | By a phone call with a recorded voice | 421 |
41.5%
|
| 3 | Neither | 32 |
3.2%
|
| 4 | Both/Either one | 72 |
7.1%
|
| 8 | Don't know | 6 |
0.6%
|
| 9 | Refused | 9 |
0.9%
|
| Sysmiss | 116 |