The line graph illustrates the consumption of three food items (Hamburgers, pizza and fries) and changes in the amount consumed by Australian teenagers over a period of 30 years.
Overall, the consumption of hamburgers steadily rose across the given period, ending as the most preferred food time by the year 2020, followed closely by pizza in the second place. Conversely, the consumption of fries was the lowest in the final year, as they were ordered less than 10 times a year.
While hamburgers were ordered 10 times a year in 1990, this figure rose to 90 times a year in the year 2020, displaying an increase of 9 times through the years. Likewise, the preference for pizza followed a similar trend, with being ordered less than 10 times in the year 1990, before rising to 80 times a year in 2020.
In contrast to this, fries started out as the most popular food item in 1990, with being eaten 70 times a year. However, this figure fell steadily through the years, reaching an all time low in 2020, with being ordered less than 10 times a year.