Link is showing slightly outdated data as is common on Wikipedia, but the breakdown by country is what’s important.

My family immigrated. We’re native English speakers from India.

	▲	Retric 2 years ago \| parent [-]
		So immigration had zero impact on your family being a native English speaker. And again 47 < 47.8

adriancr 2 years ago | parent | prev [-]

[flagged]

	▲	Retric 2 years ago \| parent [-]
		The question of your native language is answered long before any of what you’re talking about here. A 20 year old isn’t time traveling to have different parents when they take an exam.