Orrick Company reported total assets of $4,200,000, total liabilities of $700,000, and total equity of $3,500,000 at the end of the year and total sales of $15,000,000 during the year. The company's debt-to-equity ratio (stated in a percentage rounded to one decimal point) is _____. 0.2% 0.5% 2.0% 20.0%