The U.S. Census Bureau is more than a once-every-10-years operation. For instance, its American Community Survey (ACS) provides yearly data on various communities within the country. The 2009 results are out and St. Patrick's Day is just around the corner, so here's some the survey's key Irish-American numbers:
- 36.9 million: Number of U.S. residents who claimed Irish ancestry in 2009. This number was more than eight times the population of Ireland itself (4.5 million). Irish was the nation's second most frequently reported ancestry, trailing only German.
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