| Experiment | Measurement | Reference |
|---|---|---|
| Belle | \([6.5 ^{+1.0}_{-0.9}\mbox{ (stat)} \pm 1.1\mbox{ (syst)} \pm 3.4\mbox{ (Lambdac+ BF)}] \times 10^{-4}\) | PRL 97:202003,2006 |
| BaBar | \([1.14 \pm 0.15\mbox{ (stat)} \pm 0.17\mbox{ (syst)} \pm 0.60\mbox{ (Lambdac+ BF)}] \times 10^{-3}\) | PRD 77, 031101 (R) (2008) |
| Average | \(\mathbf{[4.1 \pm 3.2\mbox{ (combined)}] \times 10^{-4}}\) |