The line graph illustrates the pounds each Americans consume of some dairy goods over 4 decades from 1970 to 2010.
As an overview, cheese evidently became the most popular dairy products among all of them with yogurt also had a rise over the given period in the chart, while full-fat ice cream stayed relatively the same an low-fat one had the lower percentage compare to the others.
Cheese expenditure went up steadily from over 7 in 1970 to approximately 14 pounds around 1987. From there, it dropped by about 2 figures and increased gradually over time to the point where it reached a peak with above just 23 pounds. With yogurt close to follow its same pattern, also climbed stably during the years and rose from more or less than 2 to roughly 9 quid.
On the contrary, the chart provides the information that full-fat gelato continuously having its slight fluctuation from time to time, then from the former of overly beyond 12 down to the latter of just about 8 pounds. Meanwhile, the low-fat one had an oscillation as well; it was at 4 pounds at the beginning, despite its inconsistent through the time period, it remained almost the same at the end.