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
By weight, Bone is five times stronger than steel.
417
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
40% of people who are rejected in romantic love slip into clinical depression.
72
Your statistical chance of being murdered is one in twenty thousand.
473