Is 7.5" big for a 18 year old?

Ok im 5"9" 180 lbs my penis is 7.5" long 2" wide !! is that big???
also is it a turn on when guys r shaven down there?? i shave completely is that good?? its kinda hard to tell without seeing what i look like so let me know if u want pics to see what i look like!!!!
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