Let's look at some sentences that you could use to describe the graph below.
The graph below shows changes in global food and oil prices between 2000 and 2011.
A sentence about the year 2000:
In the year 2000, the average global oil price was close to $25 per barrel, and the food price index stood at just under 90 points.
A sentence about the years 2000 to 2007:
Over the following four years both prices remained relatively stable, in spite of frequent small fluctuations, before rising steadily between 2004 and 2007.
A sentence about the year 2007:
By 2007, the average oil price had more than doubled, to nearly $60 per barrel, and food prices had risen by around 50 points.
A sentence about the years 2007 to 2008:
A dramatic increase in oil and food prices was seen from 2007 to 2008, with oil prices reaching a peak of approximately $130 per barrel and the food price index rising to 220 points.
A sentence about the year 2009:
By the beginning of 2009 the price of oil had dropped by roughly $90, and the food price index was down by about 80 points.
Can you write one correct sentence about oil and food prices in 2011?