Nonverbal language makes up what percent of communication?

Conservatively speaking, anywhere from 60-90%, depending on the situation and the individual. Either way, it's the majority of communication that is non-verbal. Dr. Albert Mehrabian, author of Silent Messages claimed that 7% is conveyed through Words, 38% through certain vocal elements, and 55% through non-verbal elements (facial expressions, posture, gestures, etc.)