Savickas Petroleums stock has a required return of 12%, and the stock sells for $40 per share. The firm just paid a dividend of $1.00, and the dividend is expected to grow by 30% per year for the next 4 years. After year 4, the dividend is expected to grow at a constant rate of X% per year forever. What is the stocks expected constant growth rate after year 4, i.e., what is X?