The line graph compares the length of railway tracks among four countries: China, the USA, Russia, and India, between 1980 and 2010.
Overall, while railway track length usage by the USA remained the highest proportion, their dominate decreased over time. Accompained with, Russian is the second-highest proportion of railway track length in the line chart, which ís have similar phenomenon dropped with the USA. In contrast, both countries, China and Indonesia, saw a significant rise in their usage of railway track length over the period.
In 1980, the USA emerged as the country with the longest railway track length, accounting for 250 of the total. However, the figure underwent a progressive decrease to approximately 210 in 2010. Similarly, Russia secured the second position initially occupying 150 of the total, the country experienced a gradual fall of around 105 by the end of the period.
By contrast, China and Indonesia have similarly trend in the line graph, marked a notable transfermation in railway track length usage. Indonesia remained a slight raised from about 45 in 1980 to 52 in 2010. By 2010, China came in third,which is the shortest country from around 5 of railway track length, increasing wildly to the third in 2010, representing approximately 95.