| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 523 |
56.8%
|
| 2 | By a phone call with a recorded voice | 279 |
30.3%
|
| 3 | Neither | 36 |
3.9%
|
| 4 | Both/Either one | 67 |
7.3%
|
| 8 | Don't know | 13 |
1.4%
|
| 9 | Refused | 2 |
0.2%
|
| Sysmiss | 83 |