In a country in 2007, there were 38.6 million people who were foreign-born. The population at the same time was 284,000,000. What percentage of the population was foreign-born?
40 million foreign-born representing 13% of the population resided in the United States. The chart below shows the trends by decade, 1860-2010. It is adapted from the more detailed table that follows, which appears in Audrey Singer’s article,