141 years old now in 2022 - what year born?

Today, 6 December 2022 if a person is 141 years old now, what year was he born? See below:

If 141 years old, year of birth is:
1880 or 1881*

*It depends on whether he was born before or after 1 January 1881.

If now 141 years and his year of birth 1880 if he was born after 6 December 1880 until 31 december 1880 inclusively, and his year of birth is 1881 if he was born from 1 January 1881 to 6 December 1881.

Other examples:

If now 7 years, year of birth 2014 or 2015
If now 16 years, year of birth 2005 or 2006
If now 29 years, year of birth 1992 or 1993
If now 32 years, year of birth 1989 or 1990

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