Experiment	Measurement	Reference
LHCb	\([5.9 \pm 1.1\mbox{ (stat)} \pm 0.5\mbox{ (syst)}] \times 10^{-2}\)	PRL 108, 161801 (2012)
Average	\(\mathbf{[5.9 \pm 1.2\mbox{ (combined)}] \times 10^{-2}}\)