By weight, Bone is five times stronger than steel.
417
Babies crawl an average of 200m a day.
212
If you're one in a million, there are about 7,234 people just like you.
31
Your statistical chance of being murdered is one in twenty thousand.
473
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Two in five people in the world marry their first love.
270
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82