Race Day of the first ever Indian F1 GP: 95,000 Spectators
Last One day cricket match between India-England in Eden Gardens Kolkata (capacity 1,00,000): 20,000 Spectators
By the way the tickets to the Grand Stand of the F1 event was sold at Indian Rs. 35,000!!!!
The above numbers prove without any doubt on whether the Indian F1 event was successful or not.