Conversation so far:
What was the biography?
C.K.
was born Louis A.
Szekely in Washington, D.C.
on September 12, 1967, the son of software engineer Mary Louise.
Where did C.K.
Grow up?
When C.K.
was a year old, his family moved to his father's home country of Mexico.

Question: How long did he live in mexico?
Self-contained rewrite: How long did C.K. live in mexico?