Silver Book Fact

Average annual prescription drug costs for noninstitutionalized Medicare enrollees age 65 and over, by sources of payment, 1992-2004
Federal Interagency Forum on Aging-Related Statistics. Older Americans 2010: Key Indicators of Well-Being. Washington, DC: US Government Priting Office; 2010. https://agingstats.gov/docs/PastReports/2010/OA2010.pdf