Rаmоs Cоmpаny Rаmоs Company included the following information in its annual report: 2021 2020 2019 Sales $178,400 $162,500 $155,500 Cost of goods sold 115,000 102,500 100,000 Operating expenses 50,000 50,000 45,000 Net income 13,400 10,000 10,500 Refer to the information for Ramos Company. In a common size income statement for 2021, the operating expenses are expressed as: