Immigration to the US has been limited by many factors, including laws such as the Immigration Act of 1924 that completely excluded immigrants from Asia and severely limited the number of immigrants of other nationalities.
Data Source: Yearbook of Immigration Statistics
200 Years of Immigration to the U.S. was featured in the Best American Infographics 2016 anthology, has appeared in German and American school textbooks and in publications such as Forbes, Vox, The Washington Post, STAT, Citylab, Fast Company, and Gizmodo.