| Experiment | Measurement | Reference |
|---|---|---|
| LHCb | \([4.17 \pm 0.18\mbox{ (stat)} \pm 0.26\mbox{ (syst)} \pm 0.24\mbox{ (fs/fd)}] \times 10^{-5}\) | LHCb-PAPER-2015-034 |
| CDF | \([8.3 \pm 1.2\mbox{ (stat)} \pm 3.4\mbox{ (syst)} \pm 1.0\mbox{ (fs/fd)} \pm 0.4\mbox{ (norm)}] \times 10^{-5}\) | PRD 83, 052012 (2011) |
| Average | \(\mathbf{[4.15 \pm 0.40\mbox{ (combined)}] \times 10^{-5}}\) | CL=0.2669 |