18 people are working on…

Wikipedia's "Albums claimed to have sold 40 million or more units"

1. 
   Robert Shiels
2. 
   Steve
3. 
   Don Nunn
4. 
   shroud
5. 
   cyoungchs
6. 
   Jubei
7. 
   paulinseattle
8. 
   rnhaas
9. 
   DanBull
10. 
    klagregory
11. 
    stephsk8r
12. 
    Mayol
13. 
    almq88
14. 
    knunn
15. 
    bkwrms78
16. 
    mark
17. 
    Tallyman13
18. 
    glasswing62