The graph below shows the average monthly change in the prices of three metals during 2014.

The line graph below shows how the

prices

of

nickel

, copper, and zinc changed in 2014.

Overall

,

Nickel

prices

started the year with the highest percentage

change

and ended it with the smallest,

whereas

, an opposite trend was noticed with the

prices

of Zinc, and copper costs fluctuating. Notably, All three metals were at their lowest cost in June, after which the

prices

stabilized for the next 3 months. In January, the price of

Nickel

was up by six

percent

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per cent

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;

However

, in the following months, the cost of the metal dropped significantly, reaching its lowest in June, at a -3%. Following the brief stable period,

Nickel

ended the year with a 1%

change

in cost.

On the other hand

, the price of Zinc reached its vertex in February, at a 3 percentile increase, and its lowest point in June, at -1%. With regards to the percentile

change

in the value of copper, at its peak it experienced a 2% increase, and at its lowest point, a drop of -0.5%. By the end of the year, only a little over 1% of

change

its price was noticed.