My CS:GO rank history.
Silver I - never
Silver II - never
Silver III - never
Silver IV - start
Silver Elite - 13 h
Silver Elite Master - 50 h
Gold Nova I - 150 h
Gold Nova II - 250 h
Gold Nova III - 430 h
Gold Nova Master - 519 h
Master Guardian - 649 h
Master Guardian II - 701 h
Master Guardian Elite - 815 h
Distinguished Master Guardian - 829 h
Legendary Eagle - 1356 h
Legendary Eagle Master - 1483 h
Supreme Master First Class - 1571 h
The Global Elite - 1666 h
Pro Level - X D