| Experiment | Measurement | Reference |
|---|---|---|
| LHCb | \([0.130 \pm 0.032\mbox{ (stat)} ^{+0.047}_{-0.020}\mbox{ (syst)}]\) | LHCB-PAPER-2016-018 |
| LHCb | < \(0.07\) | PRD 85, 091103(R) (2012) (superseded) |
| D0 | \([21 \pm 8\mbox{ (stat)} \pm 4\mbox{ (syst)}] \times 10^{-2}\) | PRD 89 012004 (2014) |
| Average | \(\mathbf{[14.8 \pm 4.2\mbox{ (combined)}] \times 10^{-2}}\) | CL=0.4312 |