The subway system is a very popular mode of public transport in LOCATION@1 and the largest in LOCATION@2 in terms of passenger usage , with an average of NUMBER@1 passenger trips each weekday -LRB- as of NUMBER@2 -- NUMBER@3 -RRB- .

It has an average of NUMBER@1 passenger trips each weekday -LRB- as of NUMBER@2 -- NUMBER@3 -RRB- .
