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 illustrates the average monthly change in

prices

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of three metals, including

copper

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,

nickel

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, and

zinc

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, during 2014.

Overall

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, it is evident that

nickel

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prices

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experienced the largest change,

while

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copper

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and

zinc

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remained steadier. At the beginning of the

year

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,

nickel

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prices

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grew dramatically by around 6%, higher than

copper

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(2%) and

zinc

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(1%).

However

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, it showed a significant decline, dropping to -3% in June.

Copper

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prices

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decreased consistently from 2% to just below 0% during the period of half a

year

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.

Besides

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,

zinc

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fluctuated between 1% and -1% until June. Afterwards,

nickel

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rose slightly to -1% in July,

then

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remained stable before increasing to 1%

at the end

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of the

year

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.

In addition

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,

copper

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prices

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, which were the most stable ones, remained at 1% and grew slowly to 1% in December.

Zinc

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fluctuated between zero and -1% for four months but had a significant rise in October,

finally

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reaching 2% by the end of the

year

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.