| Value | Category | Cases | |
|---|---|---|---|
| -3 | Missing | 16 |
0.1%
|
| 1 | No other person within hearing range at any time | 12820 |
72.7%
|
| 2 | 1+ persons within hearing range for part of the interview | 3003 |
17%
|
| 3 | 1+ persons within hearing range for all of the interview | 1787 |
10.1%
|
| Sysmiss | 4248 |