roadtrailrun.com Rank 417.4K. Estimated value 5,196$runkeeper.com Rank 125.6K. Estimated value 17,412$raceroster.com Rank 84.1K. Estimated value 26,112$flipbelt.com Rank 281.4K. Estimated value 7,728$virtualrunners.org Rank 368K. Estimated value 5,892$janji.com Rank 436.8K. Estimated value 4,956$runbritain.com Rank 4M. Estimated value 540$womensrunning.com Rank 275.3K. Estimated value 7,896$nathansports.com Rank 245.8K. Estimated value 8,856$chronotrack.com Rank 342.1K. Estimated value 6,348$