| Experiment | Measurement | Reference |
|---|---|---|
| LHCb | \([2.52 ^{+0.46}_{-0.32}\mbox{ (stat)} ^{+0.27}_{-0.33}\mbox{ (syst)}] \times 10^{-1}\) | PLB 698, 115 (2011) |
| D0 | \([0.275 \pm 0.041\mbox{ (stat)} \pm 0.061\mbox{ (syst)}] \times 10^{0}\) | PRD 85, 011103 (2012) |
| CMS | \([0.140 \pm 0.008\mbox{ (stat)} \pm 0.023\mbox{ (syst)}]\) | PLB 756 (2016) 84 |
| CDF | \([0.257 \pm 0.020\mbox{ (stat)} \pm 0.014\mbox{ (syst)}] \times 10^{0}\) | PRD 84, 052012 (2011) |
| Average | \(\mathbf{[2.07 \pm 0.16\mbox{ (combined)}] \times 10^{-1}}\) | CL=0.0038 |