| Experiment | Measurement | Reference |
|---|---|---|
| Belle | \([8.61 \pm 0.62\mbox{ (stat)} \pm 0.52\mbox{ (syst)}] \times 10^{-6}\) | Phys.Rev. D84 (2011) 052004 |
| BaBar | \([8.4 \pm 1.5\mbox{ (stat)} \pm 0.7\mbox{ (syst)}] \times 10^{-6}\) | PRD(RC) 77 111101 (2008) |
| BaBar | \([10.1 \pm 2.5\mbox{ (stat)} \pm 1.0\mbox{ (syst)}] \times 10^{-6}\) | PRD 73 011101 (2006) (superseded) |
| Average | \(\mathbf{[8.57 \pm 0.73\mbox{ (combined)}] \times 10^{-6}}\) | CL=0.9093 |