Based on a random sample of business managers, researchers identify a salary range starting at $68,400 and ending at $201,250. Assuming a normal population distribution, the lower value, $68,400, is 1.65 standard deviations below the mean salary and the upper value, $201,250, is 1.65 standard deviations above the mean salary. According to this information, approximately what percentage of all business managers have salaries greater than $201,250?