Pharmaceutical global R&D was 7.9 percent of sales in 2010
Using industry assertions of R&D spending, pharmaceutical related R&D spending by the private sector was less than 8 percent of global sales in 2010.

These are the data:
2010 Global R&D by all private companies: – $67.4 billion
Source: Page 2 of the 2011 PhRMA industry profile
http://report.nih.gov/investigators_and_trainees/acd_bwf/pdf/Phrma_Industry_Profile_2011.pdf
2010 Global sales – $856 billion
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On Thursday, May 26, 2011, Senator Bernie Sanders (I-VT) introduced two bills in the United States Senate that would de-link R&D costs from drug prices. The bill names and numbers are as follows: