Experiment	Measurement	Reference
BaBar	\([5.5 \pm 1.2\mbox{ (stat)} \pm 1.0\mbox{ (syst)} ^{+1.9}_{-1.2}\mbox{ (correlated systematic)}] \times 10^{-3}\)	PRL 93,181801 (2004)
Average	\(\mathbf{[5.5 ^{+2.5}_{-2.0}\mbox{ (combined)}] \times 10^{-3}}\)