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

The line graph depicts the average monthly price fluctuations of three metals during 2014, compared to the preceding months.

Overall

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,

prices

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for all three metals increased throughout most months of the year, with

nickel

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showing the greatest price changes compared to the other two.

Nickel

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prices

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experienced the most significant fluctuations in January and February, rising by 6% and 4%, respectively. The following three months

also

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saw growth in

nickel

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prices

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, ranging from 0.5% to 1%. After a drop of 1% to 3% from June to October, they began to climb again, increasing by 1% in November and December. Zinc

prices

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, like

nickel

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, declined only from June to October, by no more than 1%.

However

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, the most substantial zinc price hikes occurred in February, March, and December, rising by 3%, 2%, and 2%, respectively.

On the other hand

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, copper

prices

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remained relatively stable compared to the other two metals. They showed an increase of no greater than 2% throughout the year, except for a minor fall of around 0.5% from May to June.