The National Science Foundation (NSF) has conducted a Survey of Federal Funds for Research and Development for fiscal years 2010-12. In total, federal R&D obligations were $144.7 billion in FY10. The top state recipients, in absolute terms, are California ($28.3 billion, representing 19.6% of the national total), Maryland ($17.0 billion, 11.8%), Virginia ($9.3 billion, 6.4%), Massachusetts ($8.9 billion, 6.1%), and Texas ($7.3 billion, 5.0%). The states and territories receiving the least are Delaware, North Dakota, Puerto Rico, South Dakota, and finally Wyoming.