What do these graphs show?

Hint: Y-Axis is marketshare

Cracked by: Goyal , piezocake , Ajay Parasuram , Boneywasawarriorwayayix , Anush , Neeraj , Ananth and Dibyo.

Goyal, piezocake, Ajay Parasuram, Boneywasawarriorwayayix, Anush, Neeraj, Ananth and Dibyo