15 St. Patrick's Day facts that might surprise you

On St. Patrick's Day, the whole world gets to be Irish.

Financial website WalletHub put together an infographic that highlights some of the most interesting facts about how Americans spend St. Paddy's Day.

For instance, did you know that St. Patrick's Day is the fourth most popular drinking day in America? Or that cabbage shipments increase 70% in the week leading up to the big day? Keep reading for more fun facts about the holiday.

SEE ALSO: 13 reasons why St. Patrick's Day is the worst

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Chicago dumps 45 pounds of green dye into the river every St. Patrick's Day.

Don't worry, it's just vegetable dye.

Over half of Americans plan to celebrate St. Patrick's Day this year — 60% to be exact.

The population of Irish Americans is seven times the population of Ireland.

And 83% of those celebrating plan to rock some green.

Even though St. Patrick's traditional color is blue.