Over 150 songs have been certified diamond, and 38 artists have multiple songs on the list. Drake has the most with 10, followed by Post Malone with 9. Rihanna and The Weeknd have 7 each.

Some of those sales are cannibalising sales of Opdivo monotherapy and the combination of Opdivo and BMS' CTLA4 inhibitor Yervoy (ipilimumab), said Caforio, but the sales trajectory indicates ...