28 years old now in 2024 - what year born?

Today, 10 October 2024 if a person is 28 years old now, what year was he born? See below:

If 28 years old, year of birth is:
1995 or 1996*

*It depends on whether he was born before or after 1 January 1996.

If now 28 years and his year of birth 1995 if he was born after 10 October 1995 until 31 december 1995 inclusively, and his year of birth is 1996 if he was born from 1 January 1996 to 10 October 1996.

Other examples:

If now 5 years, year of birth 2018 or 2019
If now 12 years, year of birth 2011 or 2012
If now 19 years, year of birth 2004 or 2005
If now 36 years, year of birth 1987 or 1988

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