| Value |
Category |
| 1 |
Less than 10 minutes |
| 2 |
10 – 20 min |
| 3 |
20 – 30 min |
| 4 |
30 – 60 min |
| 5 |
More than 1 hour |
| 9 |
No answer |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.