I have 8 cousins, 5 by birth and 3 by marriage. By marriage I mean my aunt got married to a man who already had 3 kids.
the 5 by birth: 2 on mom's side, 3 on dad's
3 on dad's are: ages 8, 5, 3 1/2
2 on mom's are: 8 and 5
the 3 by marriage are like 18 20 22 or something