this is actually based on actual hss data. so, for example, in the top category there. antidiabetic agents, the generic version called extended relief. that had an average cost for hss of over $700 per 30-day supply. another version of that same medication cost over $4,000 per prescription. and then the brand version of that medication, called gl lumetzglumetza cost $6,500. if you look at the medication by population that only cost $7 per prescription. so we really want to drivualization towardif lent medication but at a lower cost. >> we've had these discussions in the past over drugs and many times the members would say that i guess there are different binders and many have different drugs. they claim they are the same but they are not, i guess. >> we are just following the fda