The line graph illustrates the proportion of renewable energy in the total energy supply in 4 countries between 1997 and 2010.
Overall, company A had a gradual drop, while company c exhibitted a dramatic growth. And also, company b showed a declining trend, and all thre companies were overtook with each other.
In particular, company C started at the lowest number(4) in 2000, but it increased steadily to approximately 10 in 2015, which was higher than company C beginning point value, but the ending point value was less than it. In contrast, company B demonstrated a declining trend, which beginning at around 8 in 2000, peaked at 10 in 2005, then initialised significant decreased until 3 in 2015. Meanwhile, it collaped with company C in 2010.
Furthermore, company A was revealed a gradual drop, although it beginning at the highest value of 12 in 2000, then it started a slow fell until 2015, which was similar to company B starting point value. Ultimately, it overtook with company A in2013.