| Experiment | Measurement [10-6] | $\Delta\chi^2$ | Reference | Comments |
|---|---|---|---|---|
| Average | $9.8 \pm2.1$ | 0.03 | $p=0.87$ (ndf=1) | |
| PDG | $9.7\,^{+2.2}_{-2.1}$ | pdgLive | ||
| BaBar | $9.7\,^{+1.9}_{-1.8} \pm1.1$ | 0.00 | Phys.Rev.D 82,011502 (2010) | |
| CLEO | $11.2\,^{+11.9}_{-7.0}$ | 0.03 | Phys.Rev.Lett. 85,520 (2000) | |
| Belle | $< 5.8$ | Phys.Rev.D 75,092002 (2007) |