Average fuel economy in miles per gallon (MPG) for cars and light trucks has been steadily increasing

Question:

Average fuel economy in miles per gallon (MPG) for cars and light trucks has been steadily increasing since about 2004.5 Use the data below to predict average MPG for cars and light trucks in the year 2025. Make a new column and set year 2004 equal to 1, 2005 equal to 2, and so on. Then use your regression model to predict for X = 22 for the year 2025. Critique your prediction.