Although different groups of people have different demographics, the general breakdown suggests that Reds comprise 25% of the population; Blues 35%; Whites 20%; and Yellows 20%. A 45-question test assesses one's color, based on whether you answer A, B, C, or D.
In 1926, promoter C.C. Pyle created the first professional tennis tour with a group of American and French tennis players playing exhibition matches to paying audiences. The most notable of these early professionals were the American Vinnie Richards and the Frenchwoman Suzanne Lenglen.
Tennis is an Olympic sport and is played at all levels of society and at all ages. The sport can be played by anyone who can hold a racket, including wheelchair users. The modern game of tennis originated in Birmingham, England, in the late 19th century as lawn tennis. It had close connections both to various field (lawn) games such as croquet and bowls as well as to the older racket sport today called real tennis.