It is costly in both time and money to go to college. does it pay off? according to the bureau of the census, the answer is yes. the average annual income (in thousands of dollars) of a household headed by a person with the stated education level is as follows: 21.8 if ninth grade is the highest level achieved, 39.7 for high school graduates, 56.1 for those holding associate degrees, 75.9 for those with bachelor's degrees, 91.6 for those with master's degrees, and 120.7 for those with doctoral degrees. make a bar graph showing household income for each education level.