Immigrants that I know about: 0 - I'm an immigrant. 1, 1 - Both my parents are immigrants. 4 - One of my great-great grand parents was an immigrant. 10-12+?

Immigrants that I know about: 0 - I'm an immigrant. 1, 1 - Both my parents are immigrants. 4 - One of my great-great grand parents was an immigrant. 10-12+? - One of grand parents descended from immigrants in 17th century from England.