The graph below shows the average monthly change in the prices of 3 metals during 2014. Summarise the information by selecting and reporting the main features and make comparisons where relevant. (

The line chart gives information about the change in monthly

prices

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for

copper

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,

nickel

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and

zinc

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over the course of 2014.

Overall

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, there were declines

for

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in

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the

prices

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of

copper

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and especially

nickel

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, and a moderate rise

for

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in

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zinc

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. By the end of the period, the changes had become less extreme and

nickel

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clearly experienced the greatest month-to-month volatility. In January

of

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2014, the percentage change for

nickel

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based on the previous month was 6%, by far higher than

copper

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(2%) and

zinc

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(1%).

This

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trend reversed for

nickel

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with the percentage changes dropping to 1% by March and a low of -3% by June. The divergences for the other minerals were more moderate with a high of a 3% change for

zinc

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in February before a declining trend over the remainder of the first half of the

year

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.

Copper

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prices

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similarly

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fell but were grouped slightly lower around 1% to -1%. In the second half of the

year

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,

nickel

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production declined (-1% over most months) before a sharp rise to finish the

year

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with

1

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a 1

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%

increases

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increase

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.

Copper

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,

in contrast

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, hovered near 1% from July onwards with a slight uptick in December.

Zinc

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was marginally lower with .5% drops for the majority of the latter part of the

year

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, prior to a surge to finish with a 2% rise in December, the highest ending point among all mineral

prices

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.