How tennis players fare on different surfaces Most professional tennis players favour one of the three surfaces –grass, clay or hardcourt – and their success has much to do with individual playing style and how the ball reacts to the surface ------------------------------------------------------ COMPARISON OF PERFORMANCE ON DIFFERENT SURFACES Percentage of points won when returning Reigning Wimbledon champion Novak Djokovic 60 62 64 66 68 70 72 Percentage of points won when serving Averages represent serve/return abilities of all male players finishing in year-end top 100 since 1991 34 36 38 40 42 44 46 Clay average Hard average Grass average Novak Djokovic (SRB) Roger Federer (SUI) Andy Murray (GBR) Rafael Nadal (ESP) --------------------------------------------------------- GRASS COURT Speed Fast Bounce Low Play: Returning player has little time to react to serve, boosting chances of server winning point.Top player wins about65 percent of service points and 36 percent when returning CLAY COURT Speed Slow Bounce High Play: Ball loses speed on contact with surface,favouring receiver.Relative to grass, player gains 4.3 percentage points when returning and loses same amount when serving HARD COURT Speed Medium-fast Bounce Medium Play: Courts vary in speed but typically dampen serving and returning advantages offered by grass and clay. However, playing style is closer to that of grass than clay --------------------------------------------------------- Sources: Financial Times, wire agencies Picture: Associated Press words 217