Refer to the following lease amortization schedule. The 10 payments are made annually starting with the beginning of the lease. Title does not transfer to the lessee and there is no purchase option or guaranteed residual value. The asset has an expected economic life of 12 years, The lease is noncancelable. Cash Payment Effective Interest Payment Decrease in balance 13,000 13,000 13,000 13,000 13,000 13,000 13,000 13,000 13,000 13,000 7.487 6,935 6,329 5,662 4,928 4,121 3,233 13,000 5,513 6,065 6,671 7,338 8,072 8,879 9,767 Outstanding Balance 87,867 74,867 69,354 63,289 56,618 49,280 41,208 32,329 22,562 What is the effective annual interest rate? (Round final answer to the nearest whole percentage.)