In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Nearly half of the entire world's adult population has never drunk alcohol.
12
There are more than 150 million sheep in Australia, and only some 20 million people.
247
By weight, Bone is five times stronger than steel.
417
Two in five people in the world marry their first love.
270
Babies crawl an average of 200m a day.
212
Every month, about 9 out of 10 American children visit a McDonald’s restaurant.
299