Family birthdays share same numbers

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In my family, we share the same numbers for birthdays and are always in 3s. Different years and sometimes different months but always the same number and always in sets of 3. (no twins in my family and no planning) 3 people born on 13th- Jan, July, Dec 3 on 29th- Aug, Sept 3 on 22nd- Jan, May 3 on 21st- Sept, May, June? I believe there are other dates but those are the ones I remember.
Total votes: 199
Date submitted:Fri, 22 Oct 2021 20:41:06 +0000Coincidence ID:11859