3- More than 650 million cards are exchanged among children 6 to 10 years old on Valentine's Day.
5- More than 9 million people buy gifts for their pets on Valentine's Day
7- On Valentines Day about 1 billion cards are sent worldwide. Only Christmas exceeds this numbe
9- More than 35 million heart-shaped chocolate boxes are sold on Valentine's Day.
10- Women buy on average 85% of all gifts for Valentine's Day.
Bonus Fact: 220,000 is the approximate number of marriage proposals on Valentine's Day every year.