A company had total revenues of $67 million, operating margin of 21.3%, and depreciation and amortization expense of $16 million over the trailing twelve months. The company currently has $279 million in total debt and $14 million in cash and cash equivalents. The company's shares are currently trading at $30.6 per share and there are 10 million shares outstanding. What is its EV/EBITDA ratio? Round to one decimal place.