| Value |
Category |
| 1 |
Always |
| 2 |
Sometimes |
| 3 |
Never |
| 4 |
Did not ride in the past 30 days |
| 77 |
Don't Know |
| 88 |
Refused |
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.
