The table below contains data on Fincorp Inc. The balance sheet items correspond to values at year-end 2018 and 2019, while the income statement items correspond to revenues or expenses during the year ending in either 2018 or 2019. All values are in thousands of dollars. 2019 $4,600 2,000 620 350 Revenue Cost of goods sold Depreciation Inventories Administrative expenses Interest expense Federal and state taxes* Accounts payable Accounts receivable Net fixed assetst Long-term debt Notes payable Dividends paid Cash and marketable securities 2018 $4,500 1,900 600 290 540 130 420 280 440 5,300 1,800 858 440 850 590 130 440 320 510 6,190 2,130 660 440 500 * Taxes are paid in their entirety in the year that the tax obligation is incurred. * Net fixed assets are fixed assets net of accumulated depreciation since the asset was installed. What was the firm's average tax bracket for each year? (Enter your answers as a percent rounded to 1 decimal places.) 2018 2019 Average tax rate % %