 This contrasts with women's participation in sport in general and in longer distance races particularly, where the same report showed the gender bias was reversed.The Hot Chocolate 5K in Chicago and the Mercedes-Benz Corporate Run in Miami are the largest organised 5K runs in the United States, having attracted over 20,000 and over 16,000 runners, respectively, in 2012.This ranked the Hot Chocolate 5K as the 20th largest road running event of any distance in the United States that year.