The given graph in the question shows the comparision between chicken, beef, lamb and fish in a European country between 1979 to 2004. It shows how much meat is consumed grams per person per week.
Observing the graph, at first glance, we can see that in the start beef is the most consumed meat while fish is the least consumed but towards the end chicken is the most consumed meat while beef becomes the second most consumed, as fish remains the least consumed as in the start.
Observing the graph deeply, we can see that in year 1979 beef is the must consumed meal reaching the sales of 220 grams per person per week while fish is the least consumed of the sales of 60 gram per person fer week. In year 1984 beef is at the peak of 240 grams but afterwards ,it continues to fall reaching 120 grams in the year 2004. After beef chicken becomes the most consumed meat which continues to rise from year 1984 to year 2004. Lamb continues to fall from the start to the end while fish remaining at the same pare
Comparing the meat variation, we can see that in the beginning beef is the most consumed meal but falls drastically towards the end becoming the second most consumed meat while chicken is the second least consumed meal at the start but it continues to rise becoming the most consumed meat at the end. At first lamb is the second most consumed meat but at the end it is only slightly above fish which remains the least consumed meat from the start to the end.