"Tuns of guys"? No way. Unless directly related by blood you were NOT getting made in your 20's and EXTREMELY rare in your 30's.
This was a time when Italian Americans were THE poor ethnic group and crime amongst them was rampant due to their socio-economic standing. The pickings for families of who to induct were vast and unless the families had 500+ members (which obv they didn't) you WERENT getting your button young.
Unless your dad was a big, big guy.
MORGAN: Why didn't you fight him at the park if you wanted to? I'm not goin' now, I'm eatin' my snack. CHUCKIE: Morgan, Let's go. MORGAN: I'm serious Chuckie, I ain't goin'. WILL: So don't go.