There are two credit cards for every person in the United States.
2
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
Every human spent about half an hour as a single cell.
144
You share your birthday with at least 9 other million people in the world.
201
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82