To begin, the graph illustrates changes in volumes and kinds of junk food consumed by adolecsents in Australia between 1975 and 2000.
Overall, a steady decrease can be seen in the demand of fish and chips within metioned period of time. Meanwhile other two categories of fast food as pizza and hamburgers have displayed a significant rise.
Fish and chips had a starting point of 100 times eaten per year in 1975, experiencing negative fluctuation and resulting in indicator just over 90 times per year in 1985. From that moment this feature reflects permanent fall, reaching the grade of around 40 in 2000.
An interesting changes in numbers eaten per year of pizza and hamburgers can be noticed over the period of 25 years, because both of these dishes had approximately the same starting positions in 1975 at the level of around 10 times consumed per year. Both of them started accelerating, but different pace was mentioned for each of them, as hamburgers set overtaking trend from the very beginning, pizza had slighter but steady increase. They both obtained their peaks in 1985 at the level of around 80 and 100 respectively, and later a plateaued period was set in each sectors till 2000.
