You guys are arguing over two different numbers - you are looking at the 2nd derivative - the increase in rate of weekly TRx growth for GV vs. V (33%), while davis is looking at the 1st derivative, simple weekly increase in TRx of GV vs. V (25%) - your last math step of 25/75 is taking the 2nd derivative. Regardless of what rate you want to look at, the numbers are really bad - GV is continuing to take market share, now up to 19%.
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