Summary incidences of patients diagnosed with melanoma between 1974 and 2013 at the original nine SEER sites. Incidence and number of melanoma cases are shown by age group (total and ages 0-39, 40-54, 55-69, 70-84 and 85+ years) and calendar period. Incidence (A, C, E, G) and number (B, D, F, H) of melanoma cases are grouped by sex, SES, and race, respectively.