Table 1
Data from Page 14 of preprint
10.17182/hepdata.74707.v1/t1
8 TeV cross section multiplied by branching fraction to opposite-sign mue final states, corrected for all experimental efficiencies and extrapolated...
https://www.hepdata.net/record/data/66469yaml https://www.hepdata.net/record/data/66469/csvcsv