Pit Stop maintains several distinct customer lists. Pit Stop's "Blue Member" list contains 33,603 names of customers who are strictly transactional--they have no long-term commitment. Last year, while cleaning up their mailing lists, Pit Stop retained 24,631 names on the "Blue Member" list as continuing customers, and deleted the rest. Compute Pit Stop's annual retention rate for "Blue Member" customers, as implied by these numbers. (Report your answer as a percentage. Rounding: nearest tenth of a percent. Report 61.2%, for example, as "61.2".) show step by step work how you got answer.