| Experiment | Measurement | Reference |
|---|---|---|
| Belle | \([7.9 ^{+2.9}_{-2.3}\mbox{ (stat)} \pm 1.2\mbox{ (syst)} \pm 4.1\mbox{ (Lambdac+ BF)}] \times 10^{-4}\) | PRL 97:202003,2006 |
| BaBar | \([0.38 \pm 0.31\mbox{ (stat)} \pm 0.05\mbox{ (syst)} \pm 0.20\mbox{ (Lambdac+ BF)}] \times 10^{-3}\) | PRD 77, 031101 (R) (2008) |
| Average | \(\mathbf{[4.8 \pm 3.5\mbox{ (combined)}] \times 10^{-4}}\) |