... Creating address file black_perl_adr.csv ...
Created address file black_perl_adr.csv in 6.162353 seconds
 ... Creating transation file black_perl_btr.csv ...
Created transaction file black_perl_btr.csv in 0.058533 seconds
 ... Reading data from transaction file black_perl_btr.csv ...
 ... Reading data from address file black_perl_adr.csv ...
All data read from black_perl_adr.csv, black_perl_btr.csv in 3.806632 seconds
 ... Creating output file black_perl_out.csv ...
All data written to output file black_perl_out.csv in 0.106645 seconds