0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
40% of people who are rejected in romantic love slip into clinical depression.
72
There are more than 150 million sheep in Australia, and only some 20 million people.
247
The Japanese, on average, are the shortest people.
320
Dutch, on average are the tallest people.
187