J-Mark Superstores provides the following selected financial data. Cash and cash equivalents Short-term investments Accounts receivable Inventory Property, plant and equipment Long-term investments Total asset Total liabilities 2024 $ 852,540 45,050 1,120,545 2023 $ 750,235 39,194 1,030,901 2,812,020 2,615,179 4,212,686 3,749,291 96,555 82,072 9,139,396 8,266,871 4,204,122 3,968,098 Total stockholders' equity 4,935,274 4,298,773 Net sales 15,579,865 13,710,281 Operating income 5,452,953 4,661,496 Interest expense 157,655 148,804 Investment income 5,947 4,851 Calculate the return on investments ratio for 2024. Note: Round your answer to 1 decimal place. Return on investments ratio %