Indraprastha Gas Limited (IGL) has hiked the price of Compressed Natural Gas (CNG) in Delhi by Rs 1 per kg taking the new price to Rs 59.01 per Kg which will come into effect from today. Petrol and diesel prices on Wednesday were hiked by 80 paise a litre each for the second day in a row since the ending of an over four-and-half month hiatus in rate revision.