Yahoo Sports reports: Amid players' calls for a bigger share of revenues, Wimbledon on Thursday announced 20% increases in total prize money and for the singles champions, who will earn 3.6 million pounds ($4.8 million) at the grass-court Grand Slam next month. The total prize money including player per diems will be 64.2 million pounds ($85.8 million), All England Club chair Deborah Jevans said at a press conference. Players have long been calling for a greater share of revenues from the four Grand Slams and recently began taking steps toward collective action.