Babies crawl an average of 200m a day.
212
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
By weight, Bone is five times stronger than steel.
417
Nearly half of the entire world's adult population has never drunk alcohol.
12
Every month, about 9 out of 10 American children visit a McDonald’s restaurant.
299
Two in five people in the world marry their first love.
270