I had 4. We were like a group, but then they started getting shady and doing things without me. So I ventured off to another 2 best friends. So now 2? The 4 will still be in my life eventually once they sort out their ****, so 6 I guess.
I usually put my all into specific friends and don't have many casual ones. I never see my parents and don't have any siblings besides a half sister who lives far away, so I put friends before family.