If you are one of the average Americans who eat 23 pounds of ice cream a year, then Sunday will be a good day for you.

It’s National Ice Cream Day, and restaurants across the country are offering deals on cones, cups and shakes.

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If any food deserves its own day, ice cream would be it. The creamy treat is an $11 billion industry that generates $1.6 billion in wages, according to the International Dairy Foods Association's economic report.

According to ice cream makers and retailers, Illinois, Indiana, Michigan, Ohio and Wisconsin are the country’s most successful ice cream markets.

Below are some deals you can snag on ice cream treats this weekend.

Note: Not every restaurant in a chain may be honoring the deals, so be sure to check with local ice cream shops to confirm which deals are available before you go.

Baskin-Robbins: On Sunday, guests can purchase two prepacked quarts of any ice cream for just $7.99. On Wednesday, July 31, fans can "Celebrate 31" with $1.70 scoops. The deal is valid on 4-ounce single scoops only. Waffle cones and toppings are extra. The deal cannot be combined with other offers and is valid at participating U.S. stores.

Carvel: Buy one cup or cone of soft ice cream and get a free cup or cone free all day Sunday.

Cold Stone Creamery: Cold Stone Creamery has a buy one, get one free offer when you sign up by Thursday for the Cold Stone rewards program on the company's website. 

Dairy Queen: Dairy Queen has a buy one Cupfection treat at regular price, get one for 99 cents offer through Sunday at participating locations. Limit one per customer. In order to redeem the offer, you have to download the DQ app and create an account. When you do that, you get a coupon for the deal.

Dippin' Dots: Participating Dippin' Dots locations will be giving away a free mini cup of Dippin' Dots during a two-hour window on Sunday. Customers should check their local store for the hours.

GODIVA Boutiques: Godiva Boutiques will offer 50% off soft serve and parfaits at participating locations.

Johnny Rockets: Get a free milkshake when you purchase an entree on National Ice Cream Day.

McDonald's: At participating locations, McDonald's is offering a summer deal in which you can get a vanilla cone for $1.

Monkey Joe's: On Sunday, kids can get a free ice cream cup with a paid admission while supplies last. This offer cannot be combined with any other offers.

PetSmart: PetsHotel at participating PetSmart locations is offering a free doggie ice cream topped with dog biscuit treats on Saturday and Sunday from 9 a.m. to 5 p.m. each day.

Potbelly Sandwich Shop: Get a large hand-dipped milkshake free on Sunday when you purchase an entree. Mention National Ice Cream Day at the register to claim the deal.

Your Pie: Get a free scoop of Italian gelato with any purchase Sunday.

Yogurtland: Buy one ice cream, get one free when you visit Yogurtland on Sunday from 1 p.m. to 6 p.m.