The graph represents data regarding the demand for hamburgers, fish and chips along with pizza among the society from 1970 to 1990.
Overall, there was a substantial increase in the consumption of hamburger and fish & bread, whereas there was a significant fall to the popularity of pizza.
Being the most favored food during the first year of a given period, intake of pizza started at around 300 in 1970 followed by a gradual drop well above 200 in 1990. Despite starting merely at 49, the consumption of hamburger slowly rose, exceeding 100 in 1985. The final trend skyrocketed by 200 in 1990.
As for the fish & chips, the figure was composed at 99 in 1970, after which it marginally increased up to 150 during the next 2 years. Subsequently, there was a sharp prosperation to the population of the product which reached 500 by 1990.
