Bureau of Transportation Statistics (BTS)
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Table 2. Derived Data Sets

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Data File Name Data File Level Data File Time Frame Variables Included
PRE_PER_ALL Person-level Pre-9/11 Weight, replicates and all other variables
PRE_PER_WGT Person-level Pre-9/11 Weight and all other variables, no replicates
PRE_PER_RPL Person-level Pre-9/11 Weight, replicates and ID variables, no other variables
PST_PER_ALL Person-level Post-9/11 Weight, replicates and all other variables
PST_PER_WGT Person-level Post-9/11 Weight and all other variables, no replicates
PST_PER_RPL Person-level Post-9/11 Weight, replicates and ID variables, no other variables
PRE_LD_ALL Long-Distance Trip Pre-9/11 Weight, replicates and all other variables
PRE_LD_WGT Long-Distance Trip Pre-9/11 Weight and all other variables, no replicates
PRE_LD_RPL Long-Distance Trip Pre-9/11 Weight, replicates and ID variables, no other variables
PST_LD_ALL Long-Distance Trip Post-9/11 Weight, replicates and all other variables
PST_LD_WGT Long-Distance Trip Post-9/11 Weight and all other variables, no replicates
PST_LD_RPL Long-Distance Trip Post-9/11 Weight, replicates and ID variables, no other variables