It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
91% of Americans eat turkey on Thanksgiving.
197
The average American consumes 9 pounds of food additives every year.
6
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Nearly 10% of American households dress their pets in Halloween costumes.
36
About 2/3 of American men prefer boxers to briefs.
83