| Value |
Category |
| 1 |
Missing documentation |
| 2 |
Implies a very expensive trip |
| 3 |
Waiting |
| 4 |
Other |
| 5 |
Don't know |
| 99 |
N/R |
| 999 |
N/A |
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.