Ironman Parade of Nations: Showing their true colors

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Athletes from all over the globe marched down Alii Drive for the Ironman Parade of Nations on Tuesday afternoon.

Athletes from all over the globe marched down Alii Drive for the Ironman Parade of Nations on Tuesday afternoon.

Representing 62 countries and territories on six continents, a diverse group of global athletes will compete in the 37th year of the annual IronmanWorld Championship, which comprises a 2.4-mile open-water swim, 112 miles of cycling and a 26.2-mile run on Saturday. This will be the largest athlete field ever at the Ironman World Championship.

The United States is the most represented country at the world championship race, with 768 competitors, accounting for nearly 32 percent of registrants this year. Athletes from 48 U.S. states are represented, with the greatest number coming from California (138), Colorado (54), Hawaii (49), Texas (44) and New York (44).

Australia has the second-most athletes competing with 250, followed by Germany (175), Great Britain (148), Canada (114) and Brazil (98). Countries including Portugal, Singapore, Norway, Estonia and Brazil experienced the largest percent growth in athlete representation since 2014.

With triathletes ranging in age from 19 to 85 having qualified to compete in the World Championship, the average age of 2015 age groupers is 43.2, well above the average age of professional triathletes at 33.7. The overall average age is 42.8.