The line graph illustrates the monetary aid donated by four organizations to improve facilities in various countries over a three-year period, from 2008 to 2011, measured in billions of dollars.
Overall, aid from Organizations A and B increased, with Organization A recording the highest figure throughout the period. In contrast, donations from Organization D saw a moderate decline over this timeframe.
In 2008, the monetary aid provided by institution B was exactly 1.5 billion dollars. This figure remained stable until 2009, after which it rose sharply, reaching a peak of 3 billion dollars in 2011. Similarly, donations from Organization C started at 1.5 billion dollars and increased steadily before dropping sharply to just under 1.5 billion. By the end of the period, it returned to its initial level.
In contrast, the donations from Organization A were approximately 0.5 billion dollars in 2008, rising moderately to 1 billion dollars by 2011. Meanwhile, Organization D contributed about 0.5 billion dollars in 2008, but its donations experienced minor fluctuations, reaching their lowest point of around 0.3 billion dollars in 2011.