Experiment	Measurement	Reference
BaBar	\([3.2 ^{+1.4}_{-1.2}\mbox{ (stat)} \pm 0.4\mbox{ (syst)} \pm 0.2\mbox{ (Ds+ BF)}] \times 10^{-5}\)	PRD 78, 032005 (2008)
Average	\(\mathbf{[3.2 ^{+1.5}_{-1.3}\mbox{ (combined)}] \times 10^{-5}}\)