A company interested in the health of its employees started a health program including monitoring blood pressure. Based on age, employees were categorized according to ranges of blood pressure by age intervals. Data are shown in the table below. BP Under 30 30-49 Over 50 TOTAL Low 27 38 31 96 Normal 48 90 92 230 High 23 59 72 154 TOTAL 98 187 195 480 The percentage of employees who are over age 50 and have normal blood pressure is (Round the answer to one decimal place. For example 3.141 should be 3.1, while 3.151 should be 3.2)