AP -- Four-time Olympic women's basketball gold medalist Sue Bird and baseball player Eddy Alvarez have been chosen as USA flag bearers for the opening ceremony of the Olympics. Alvarez won a silver medal at the 2014 Olympics in speedskating, making him the rare athlete with the potential to medal at both the Winter and Summer Games.

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He and Bird were chosen by a vote of fellow U.S. athletes. They are the first duo to share the honor of leading the delegation into the ceremony. Bird will be trying to win an unprecedented fifth gold medal with teammate Diana Taurasi.

LOOK: See how much gasoline cost the year you started driving

To find out more about how has the price of gas changed throughout the years, Stacker ran the numbers on the cost of a gallon of gasoline for each of the last 84 years. Using data from the Bureau of Labor Statistics (released in April 2020), we analyzed the average price for a gallon of unleaded regular gasoline from 1976 to 2020 along with the Consumer Price Index (CPI) for unleaded regular gasoline from 1937 to 1976, including the absolute and inflation-adjusted prices for each year.

Read on to explore the cost of gas over time and rediscover just how much a gallon was when you first started driving.