It all depends on the individual who is licking it, but I tryed before and it took me near 1,950. Then again I was 9 years of age when I did it, it`ll be less now.
Don't argue with idiots because they will drag you down to their level and then beat you with experience.
It depends how big your tounge is. I remember when I was in elemtary, they took a survey for all 1st graders (I was in 5th) and most were around 100 o-o.... I think they were the small ones though.
99% of the things she's saying to you she said to me before, so don't feel so special.