Gamblers lost $68.7 billion at casinos, tracks, lottery outlets, legal sports books, bingo halls, charity gaming halls and card rooms in the United States last year. That's an increase of 5.3 percent over the previous year, according to the annual Gross Annual Wager compiled by Christiansen Capital Advisors and published in this month's issue of International Gaming & Wagering Business magazine. In a story reported by the PressofAtlanticCity.com, the Commercial casinos won $28.1 billion, up 3.1 percent. Indian casinos won $14.2 billion, up 11.5 percent.