The given chart shows the percentage of people, who lived in the USA and ate in fast food restaurants between 2003 and 2013.Overall, people ate fast food at around once a week and once or twice a month during the period of mentioned years.
In 2003, under 5% of people ate unhealthy food every day or never consumed at all, as it also was in other years. However, at around 30% of the nation ate junk food once a week or once/twice a month. Compared to this in 2006, 20% of people habitually went to fast food restaurants or at around 33% of them ate at least once a week, which shows that it was the tendency to consuming junk food.
The frequency of eating unhealthy meal among people in 2013 were the least in contrast to previous years, showing that 33% ate only once or twice a month or 27% of people at worst once a week, demonstrating that in 2013 it was not habitual to eat a lot of unhealthy food.