| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refuse | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | None | 15 |
0.6%
|
| 1 | 30 minutes or less | 1580 |
67.2%
|
| 2 | Up to 1 hour | 668 |
28.4%
|
| 3 | Up to 2 hours | 79 |
3.4%
|
| 4 | Up to 3 hours | 4 |
0.2%
|
| 5 | More than 3 hours | 4 |
0.2%
|
| Sysmiss | 2872 |