What is my EV?

I play ENHC,6D,DAS,DOA,S17,NS,NRSA,i use hi-low,i am a play-all player using the Il-18 and i use a spread from 1 unit to 25 units(TC<+1=1unit,TC=2-6 units,TC=3-12 units,TC=4-18 units,TC>=5-25units)What would be my EV if i wong out at negative counts?Thanks for all the answers