You intend to purchase a 2-year bond. The bond has a $1,500 face value and coupon payments are quarterly. Coupon rate of this bond is 18%. Market interest rate is 4 percent, what is the duration of...

You intend to purchase a 2-year bond. The bond has a $1,500 face value and coupon payments are quarterly. Coupon rate of this bond is 18%. Market interest rate is 4 percent, what is the duration of the bond (in terms of quarters)? (Answer is rounded)