_id year   tariff   subscribers_no   subscribers_percentage   volume_sold_meter_cube   volume_sold_percentage   amount collectible_Rs   amount collectible_percentage   avg_comsumption_meter_cube   avg_price_per_meter_cube   colspacer
year tariff subscribers_no subscribers_percentage volume_sold_meter_cube volume_sold_percentage amount collectible_Rs amount collectible_percentage avg_comsumption_meter_cube avg_price_per_meter_cube