The line graph compares United States, Canada, Italy, Germany, United Kingdom, France and Japan in terms of the proportion of income earned in those nations over the 40-year period starting from 1975 to 2015.
Overall, while the rate of money earned in United States, United Kingdom, Canada and Germany registered dramatic upward trends, variations were seen in the figure for Italy, France and Japan. Additionally, United States was by far the most widespread nation in the rate of earnings during the surveyed period.
According to the line graph, the percentage of income earned in Germany was the highest point in 1975, accounting for 10%, which was 2% higher than that of Canada, followed by about 7% of United States and United Kingdom. Afterwards, the data of United States rise sharply and hit its peak of roughly 18%, during the remainder witnessed expotenial growths to nearly 13% in the end of the period.
On the other hand, approximately 7% of the proportions of earnings in Japan and Italy, hitting the lowest point in the year 1975s, compared to roughly 8% of France. Following that, all of them experienced modest dips to nearly 6% in the 1980s before jumping up to about 9% throughout the remainder of the period.