Valentine's Day is a time to tell someone you love him or her. It's also a big day for business. Americans spend billions of dollars to celebrate the holiday. Here are last year's most popular gifts.

1 Jewelry $4.1 billion

2 Evening Out $3.5 billion

3 Flowers $1.8 billion

4 Candy $1.5 billion

4 Clothing $1.5 billion

 

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