Dear Savc,
Consider a New Visitor is arriving your website and the scenario stands the below:
Visit 1 : A >> B >> D >> E
Visit 2 : A >> C >> D >> E
Visit 3 : B >> C >> D >> E
Visit 4 : C >> A >> D >> E
Entry Pages are A, A, B, and C. It will be counted for every visit.
Original Entry Page is Only A....