citiopentennis.com Rank 5.8M. Estimated value 360$wtatennis.com Rank 44.4K. Estimated value 49,740$tennis.com Rank 86.5K. Estimated value 25,368$letsplaytennis.com Rank 2.3M. Estimated value 924$gotcourts.com Rank 336.6K. Estimated value 6,444$fft.fr Rank 471.5K. Estimated value 4,596$ultimatetennisstatistics.com Rank 377.4K. Estimated value 5,748$tenniszon.com Rank 431.2K. Estimated value 5,028$playsight.com Rank 254.8K. Estimated value 8,532$serveandvolleytennis.com Rank 1.5M. Estimated value 1,392$