Number of first-class letters mailed in the United States... 1994: 55 billion 2006: 42 billion Source: United States Postal Service, Reven...

Percentage of Americans who give the nation's public schools a grade of A or B: 21 Percentage of public school parents who give the sch...

Now you can find out. Let's say you are a librarian in Chicago, and you are wondering how your pay stacks up against the wages of your c...

Eighty-five percent of Americans have health insurance, and 60 percent are covered by an employer-provided health insurance plan, according ...

Percentage of Americans who "strongly agree" that America is a better country than most other countries... Aged 18 to 29: 25 Ag...

Sometimes the most interesting bits of information come from the most unlikely places. The latest update on cell phone use is contained in ...

When it comes to money, what worries you the most? When Gallup asked Americans this question, retirement ranked number one. Fifty-six perce...

Working-age Americans are going to the dentist less frequently. The percentage of people aged 20 to 64 who have been to a dentist in the pas...

Percentage of households with access to public transportation in their neighborhood American: 54 German: 85 Source: Bureau of the Census, ...

According to estimates by the United Nations, 175 million people (2.9 percent of the world's population) live outside their country of b...

Who populates the gifted classes, honors programs, and advanced placement courses in the nation's middle and high schools? The nation...

Percentage of parents who say they never feel angry at their children: 46. Source: Census Bureau, A Child's Day: 2003, Survey of Income...

Now that most women are in the labor force, men are doing more around the house. But women still shoulder most of the burden for a variety o...

The homeownership rate fell for the second year in a row, dropping to 68.8 percent of households in 2006. This is down from the record high ...

Percentage of Americans who describe themselves as "dog persons": 70. Source: The Gallup Poll

The number of workers aged 16 to 19 fell by a jaw dropping 1 million between 2000 and 2005 (from 8.3 million to 7.2 million). According to p...

Does the United States have a mainly positive or negative influence in the world? Percent answering "positive"... Americans: ...

How do the demographics of Congress compare with those of the average American? This Congressional Research Service report (pdf) can tell y...

The 51 percent majority of Americans believe in evolution. A smaller 42 percent adhere to the notion of creationism, according to the Pew Re...

Percentage of 18-to-25-year-olds who think their generation is unique: 68. Source: Pew Research Center