The United States Tennis Association in 2012 agreed to increase the US Open prize money to US$50,400,000 by 2017. As a result, the prize money for the 2013 tournament was US$33.6 million, a record US$8.1 million increase from 2012. The champions of the 2013 US Open Series also had the opportunity to add US$2.6 million in bonus prize money, potentially bringing the total 2013 US Open purse to more than US$36 million. In 2014, the prize money was US$38.3 million. In 2015, the prize money was raised to US$42.3 million.