According to (The Entrepreneur's Workweek):

(a)19% of all entrepreneurs work at least 60 hours per week.

(b)29% of all entrepreneurs work less than 40 hours per week.

(c)33% of all entrepreneurs work between 50 and 59 hours per week.

(d)30% of all entrepreneurs work at least 60 hours per week.

think what attributes of an entrepreneur? what makes a person successful entrepreneur