Human penises vary in size on a number of measures, including length and circumference . A review published in the issue of BJU International showed the average erect penis length to be 14–16 cm (– in) and girth to be 12–13 cm . Ancient Chinese legend holds that a man named Lao Ai had the largest.
A while ago, I analyzed the World Penis Data, because let's face it, the inclined data . Afghanistan, Central Asia, , , , , , , , ,
Approximate average erect penis girth (width/circumference): cm = . Asian-American average penis size - length and girth. Black.