Experiment	Measurement	Reference
CDF	\([3.3 \pm 0.3\mbox{ (stat)} \pm 0.4\mbox{ (syst)} \pm 1.1\mbox{ (br)}] \times 10^{0}\)	PRL 98, 122002 (2007)
Average	\(\mathbf{[3.3 \pm 1.2\mbox{ (combined)}] \times 10^{0}}\)