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

The line graph illustrates the average monthly

price

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changes for three metals—copper, zinc, and nickel—during 2014.

Overall

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,

while

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copper and zinc showed relatively minor fluctuations by the end of the period, nickel experienced a sharp decline over the

year

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. In detail, the

price

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of copper saw a moderate drop from January to May, decreasing by approximately 25% compared to its initial value. Over the following seven months, copper prices fluctuated slightly, resulting in a closing

price

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around 5% lower than in January.

Similarly

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, zinc began the

year

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with a slight increase, followed by a significant decrease of 40% by May. After a stable period between June and October, zinc’s

price

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in December ended 10% higher than at the start of the

year

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. Nickel, which started the

year

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as the most expensive metal, faced a drastic 90% drop in value by June.

Although

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some fluctuations occurred in the second half of the

year

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, nickel's

price

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recovered slightly, finishing 40% higher in December compared to its low point in June.