Download Data from DB1B files

Downloads data from BTS/RITA/Transtats and imports it into R

Usage

download_db1b(y = NULL, q = NULL)

Arguments

y

year to be imported

q

quarter to be imported

Details

Coupon files can be found at https://www.transtats.bts.gov/Fields.asp?gnoyr_VQ=FLM. Ticket files can be found at https://www.transtats.bts.gov/Fields.asp?gnoyr_VQ=FKF.

Note: The BTS often changes the way we can access these files. So please be warned that this is still an experimental feature.

Examples

if (FALSE) { # \dontrun{

download_db1b(2010, 1)

} # }