Sam, it makes a lot of common sense. At first thought one would normally think 1 day difference (March 31 days, April 30) but you are correct, the way the calendar fell there was even an extra business day less in April.
Yea not worried about! The tend line is advancing, next couple of months should really be good. The fat lowering/HDL-C raising and Triglyceride lowering dugs failed CVOT'S. May be a light bulb will go off! It's not about regulating lipids but reducing inflammation! Which statins seem to be in of this class of drugs, like Vascepa.