From the National Science Foundation (NSF):
Current-dollar federal obligations for research increased 6% from FY 2013 to FY 2014, from $59.2 billion to $62.9 billion. Research is estimated to remain relatively flat at $63.4 billion in FY 2015 and is projected to increase by $2.7 billion (4%) to $66.2 billion in FY 2016 . Total federal R&D obligations increased 4% to $130.3 billion from FY 2013 to FY 2014. R&http://www.nsf.gov/statistics/2016/nsf16311/nsf16311.pdfD obligations were estimated to decrease 1% to $129.4 billion in FY 2015 and were projected to increase 6% to $137.7 billion in FY 2016 (table 1). Data are from the National Center for Science and Engineering Statistics (NCSES) at the National Science Foundation (NSF). Figures for FY 2014 are actual amounts; for FY 2015, preliminary; and for FY 2016, projected.
In FY 2014, research accounted for 47% of all federal obligations for R&D and R&D plant. Obligations for research by all federal agencies increased by $3.7 billion to $62.9 billion from FY 2013 to FY 2014 . This increase was primarily driven by a $1.3 billion increase in research funding by the Department of Health and Human Services (HHS).