| Value | Category | Cases | |
|---|---|---|---|
| 1 | By SMS or text message | 247 |
56.3%
|
| 2 | By a phone call with a recorded voice | 156 |
35.5%
|
| 3 | Neither | 6 |
1.4%
|
| 4 | Both/Either one | 25 |
5.7%
|
| 8 | Don't know | 1 |
0.2%
|
| 9 | Refused | 4 |
0.9%
|
| Sysmiss | 70 |