| Value | Category | Cases | |
|---|---|---|---|
| -3 | Missing | 33 |
1.9%
|
| 1 | No other person within hearing range at any time | 1128 |
64.5%
|
| 2 | 1+ persons within hearing range for part of the interview | 317 |
18.1%
|
| 3 | 1+ persons within hearing range for all of the interview | 272 |
15.5%
|