128 years old now in 2024 - what year born?

Today, 10 October 2024 if a person is 128 years old now, what year was he born? See below:

If 128 years old, year of birth is:
1895 or 1896*

*It depends on whether he was born before or after 1 January 1896.

If now 128 years and his year of birth 1895 if he was born after 10 October 1895 until 31 december 1895 inclusively, and his year of birth is 1896 if he was born from 1 January 1896 to 10 October 1896.

Other examples:

If now 5 years, year of birth 2018 or 2019
If now 16 years, year of birth 2007 or 2008
If now 24 years, year of birth 1999 or 2000
If now 100 years, year of birth 1923 or 1924

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