An epidemiologic investigation begun on January 1st, 2015 identified a population of 1,000 individuals. Among this identified population, 26 were found to already have the chronic disease on January 1, 2015. During the year of the study, 5 additional new cases were found between January and March, 2015. Six more cases were found between August and October, 2015. Prevalence of the disease on January 1, 2015: Group of answer choices 7.80% 1.60% 3.10% 1.25% 2.60%.