David Jason Hanson

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
MRX	$33.02	43,496	$1,436,050.89	225,513	2012-08-17	Filing
MRX	$36.50	27,607	$1,007,655.50	244,979	2011-05-13	Filing
MRX	$25.22	27,809	$701,376.35	238,251	2010-05-13	Filing