That bar chart compares the frequency of the American people eating fast food at restaurants in the years 2003, 2006 and 2013.
It is clear that most people chose to eat at restaurants once a week or once or twice a mother, and the frequency of people choosing to never eat at there or eat it at there every day was at a low level. The people who ate at restaurants several times a week or a few times a year were at the middle frequency.
Between 2003 and 2013, People who chose to eat at restaurants every day saw a declining frequency at 2006 and remained at this level by 2013. At the same range, more people chose to eat at restaurants several times a week each year. When we look at the frequency of people who ate at there once a week, we can see the figure of eating at there every year was double the figure of the frequency of several times a week.
The frequency of once or twice a month was at a high level between 25% and 35% each year of the period. For the frequency of a few times a year, the figure was half of the frequency of once or twice a month at each year. Finally, the frequency of people who never ate at restaurants saw a declining at 2006, and remained at the same level at 2013.