Almost all my friends are 6’2 plus, is the common?

I have a solid friend group of about 10-15 guys and 10 ish of them are 6’0 plus. My shortest roomate is 5’10 and the tallest is 6’5 and then me 6’4, the rest are 6’3 and 6’2. This feels like we have the avengers assembled. Is this common?