By weight, Bone is five times stronger than steel.
417
Babies crawl an average of 200m a day.
212
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
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 about 255 babies born worldwide every minute.
46
Dutch, on average are the tallest people.
187