Pirates at Dodgers, 1:10 p.m.Dee Gordon, SSJamey Carroll, 2BMatt Kemp, CFJuan Rivera, LFJames Loney, 1BAaron Miles, 3BJerry Sands, RFA.J. Ellis, CChad Billingsley, P"How a line drive percentage boost has helped Matt Kemp," from Mark A. Simon of ESPN Stats and Information:Matt Kemp hit line drives on 16 percent of the balls he put in play in 2010. He’s upped that rate to 22 percent in 2011 (statistics through Wednesday's games).How much of a difference does a six percentage point jump make? Let’s explore:In 2010, Matt Kemp had 50 hits on his 71 line drives (50-for-69, .725 BA, two sacrifice fly)In 2011, through Wednesday, he has 72 hits on 91 line drives (72-for-90, .800 BA, 1 sacrifice fly)Hypothetically, let’s say that Kemp was hitting line drives at a similar rate t