| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 638 |
75%
|
| 2 | By a phone call with a recorded voice | 176 |
20.7%
|
| 3 | Neither | 14 |
1.6%
|
| 4 | Both/Either one | 11 |
1.3%
|
| 8 | Don't know | 12 |
1.4%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 217 |