| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | Someone familiar known through personal interactions | 116 |
32.1%
|
| 2 | Someone familiar known as a repeated customer | 165 |
45.7%
|
| 3 | Someone unfamiliar | 80 |
22.2%
|