2.9 Please indicate which of the following items were included in the package and state the value of each item:
a. Airfare
Categories
Value
Category
200
400
800
1000
1200
1400
1700
2000
2300
2400
2500
2900
3000
3600
4000
5000
7500
8000
10000
20000
888888
Not applicable
999999
Unspecified
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.