Super Bowl 2015: Tickets Priciest in History - ABC News
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2015 Super Bowl ticket prices: Average cost of each game - Sports Illustrated
Super Bowl 2015 tickets are the most expensive ever
Want 2017 Super Bowl tickets? From the cheap seats to the absurdly expensive
Super Bowl ticket prices: A historical look - CBS News
Bills-Giants tickets most expensive game in 5 years
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Super Bowl tickets are more expensive than ever