The given charts illustrate the retail prices of gasoline and diesel across two American over a five-year period from 2005 to 2009.
Overall, it is clear that the fuel prices both states fluctuated, and reached their highest level in 2008 before declining sharply in 2009. By contrast, it is interesting to note that gasoline prices were recorded highest in both A and B states throughout the given period shown.
Looking at the bar chart in more detail, in state A, the price of gasoline was offered 0.80 dollar per liter in 2005, and steadly increased to by years, reaching 1.40 dollar in 2008 before dramatically falling to 0.75 dollar in 2009. The smilar pattern can be seen for diesel. The consume price of diesel rose from 0.60 dollar in 2005 to 1.20 dollar in 2008. Subsequently, the diesel price saw a sharp decline to 0.55 dolla in 2009.
In state B, the gasoline price was also experienced a significant rise from 0.90 dollars in 2005 to 1.15 dollar per liter in 2006, then slightly declined to 1.10 dollar in 2007, before reasing all-time-high in 2008. In the next year the price of gasoline plummed to 0.70 dollars. The same price movment also observed for diesel prices.