the graph below shows the average monthly change in the price of three metals during 2014

The line chart displays the monthly change in price of

Copper

,

Nickel

, and Zinc during the year 2014. The unit measurement is in percentage.

To begin

with,

Nickel

had its highest cost adjustment in January with up to 6%

while

the other two have never reached that level.

Next,

Zinck becomes second with its highest adjustment in the following month.

Copper

reached its peak in December with approximately slightly below 2% change.

At the end

of the year,

Nickel

has the lowest fee adjustment when compared to others just below

Copper

.

On the other hand

,

Nickel

's fee went downhill in June with minus 3%.

However

, the lowest fall for

Copper

and Zinc happened twice in different months with less than -1% and -1% respectively.

Overall

,

Nickel

's price experienced both the highest and the lowest change in 12 months.

In contrast

, Zinck started weak in the first month and

then

finished the strongest in December.