The graph below shows the average monthly change in the prices of three metals during 2014. Summarise the inforamtion by selecting and reporting the main features, and make comparisons where relevant.

The chart presents the price change in three metals in every month in 2014.

Overall

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,

it is clear that

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the pattern was quite similar in these three groups, and they only have

few

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a few

show examples

differences

among

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in

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this

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research. They all start with a downward trend, and

this

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can be seen in the first six months.

However

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, all of them went up and stayed in almost the same positions for 3 months.

Next,

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they decreased a bit,

then

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rose quickly. Looking at the graph more closely, one can see that the percentage of nickel price peaked at 6 at the start.

Subsequently

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, it dropped dramatically and reached the bottom in June. It lost approximately 9% in

this

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decline, and it was much larger than others. In the beginning, zinc was the type that increased

first,

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and it was not the same as others. The fluctuation in copper was not as big as nickel's. In the end, unlike other metals, the cost of nickel remained still.