Taxi bookings challenger ingogo claims to already have a market share equal to one tenth of that of the industry's leading provider, Cabcharge.In a media release yesterday, ingogo's managing director, Hamish Petrie, said it "recorded more than 1.5 million taxi trips in the past 12 months, with a forecast in excess of A$100 million in payments on the ingogo platform in the coming year."Cabcharge reported payments turnover last year of around $1 billion.ANZ is the acquirer of ingogo taxi payments.