[1.2.378] Magicians in Jump

Hmm, quick question about the damage increases in Mist Explosion. Is it +50% for each stacked DoT on a monster after 2 stacks (for a max of 900% + 50%(total stack - 2)) or is it a flat 50% increase for having two or more stacked DoTs on a monster (for a max of 1350%)?