| Experiment | Measurement | Reference |
|---|
| LHCb | \([1.27 \pm 0.08\mbox{ (stat)} \pm 0.10\mbox{ (syst)} \pm 0.14\mbox{ (norm)}] \times 10^{-2}\) | Phys. Rev. D 93, 092008 (2016) |
| CDF | \([1.75 \pm 0.19\mbox{ (stat)} \pm 0.17\mbox{ (syst)} \pm 0.29\mbox{ (norm)}] \times 10^{-2}\) | PRL 108, 201801 (2012) |
| Belle | \([3.1 ^{+1.2}_{-1.0}\mbox{ (stat)} \pm 0.8\mbox{ (syst)}] \times 10^{-2}\) | PRL 105, 201802 (2010) (superseded) |
| Belle | \([1.98 ^{+0.33}_{-0.31}\mbox{ (stat)} ^{+0.51}_{-0.50}\mbox{ (syst)}] \times 10^{-2}\) | PRD 87 (2013) 031101 |
| Average | \(\mathbf{[1.32 \pm 0.18\mbox{ (combined)}] \times 10^{-2}}\) | CL=0.1672 |
