How much is your electricity bill

So in summers the usual electricity bill amount I receive in a family of 4 with 1 window cooler(runs almost 12-15 hrs a day and other things (fans , lights etc in all the rooms) is in range Rs 3500-4000 I want to know how much bill do you guys get in peak summer? Please mention the number of coolers/ACs you guys use with their usage duration.