Input (grade 12): Large numbers of people with full or significant German ancestry are found in the United States (50 million), Brazil (5 million) and Canada (3 million).
Output (grade 3): Other small groups of people in Germany are Croats (0.2 million), Italians (0.6 million), Greeks (0.4 million), Russians, and Poles (0.3 million). There are also some ethnic Germans who lived in the old Soviet Union (1.7 million), Poland (0.7 million), and Romania (0.3 million).