| Experiment | Measurement | Reference |
|---|---|---|
| CDF | \([15.5 \pm 5.4\mbox{ (stat)} \pm 2.0\mbox{ (syst)}] \times 10^{-4}\) | PRD 66 052005 (2002) |
| Belle | \([4.94 \pm 0.11\mbox{ (stat)} \pm 0.33\mbox{ (syst)}] \times 10^{-4}\) | PRL 107, 091803 (2011) |
| Belle | \([4.5 \pm 0.2\mbox{ (stat)} \pm 0.7\mbox{ (syst)}] \times 10^{-4}\) | PLB 634, 155 (2006) ( (superseded) |
| BaBar | \([8.0 \pm 1.4\mbox{ (stat)} \pm 0.7\mbox{ (syst)}] \times 10^{-4}\) | PRL 96 052002 (2006) |
| BaBar | \([5.79 \pm 0.26\mbox{ (stat)} \pm 0.65\mbox{ (syst)}] \times 10^{-4}\) | PRL 94 141801 (2005) (superseded) |
| BaBar | \([4.5 \pm 0.1\mbox{ (stat)} \pm 0.3\mbox{ (syst)}] \times 10^{-4}\) | PRL 102 132001 (2009) |
| BaBar | \([4.9 \pm 0.2\mbox{ (stat)} \pm 0.4\mbox{ (syst)}] \times 10^{-4}\) | PRD 74, 071101 (2006) (superseded) |
| Average | \(\mathbf{[4.79 \pm 0.23\mbox{ (combined)}] \times 10^{-4}}\) | CL=0.0337 |