The line graph delineates the fluctuations and trends in the consumption of oil from 2009 to 2030. It provides a comprehensive overview of how the percentage of consumers in four nations changed throughout the surveyed timeframe. Overall, it is evident that the USA experienced a significant upward trend, while Western Europe & Japan saw a notable decline by the end of the trend. Additionally, the figures for China and the Middle East remained relatively stable, despite some minor oscillations in the middle of the timeframe.
Regarding USA consumers, the numbers commenced at 9% in 2009 and witnessed a steady climb over the following decade. Despite this growth, the figure decreased to 8% by the end of the period. In stark contrast, the proportion of Western Europe & Japan consumers experienced a dramatic slump, with figures plummeting to a record low of 2% in 2030.
In terms of consumers in China and the Middle East, a more erratic pattern can be observed. The figures fluctuated wildly before plateauing at approximately 3% for both countries in 2030. It is also worth noting that by the final year, the USA had surpassed all other nations, becoming the foremost consumer of oil in the set.