A firm has two classes of securities: long-term bonds and common stock. The bonds have 13 years to maturity, a coupon rate of 6%, semi-annual coupon payments, a yield-to-maturity of 5.1%, and $699 million of total par value. The stock has 73 million shares outstanding and a current market price of $43. When computing the WACC, what weight should the firm assign to its cost of debt? Enter your answer as a decimal and show two decimal places.