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

The given line graph illustrates how the costs of

copper

, nickel and

zinc

varied in 2014.

Overall

, it can be seen that both

copper

and

zinc

witnessed a slight rise in their prices

while

Nikel’s value decreased significantly during the selected year. Regarding the first half of the year, the variation of all metals saw a significant drop. Specifically, from January to February, the price of both Nickel and

Copper

declined, which was from 6% to 1% and from 2 to 1.5%, respectively. For

Zinc

, its price adjustment peaked at 3% in February and

then

plunged in the next month.

Next,

during the next 3 months, the adjustment rates of all types witnessed a downward trend until they reached their low points in June. In terms of the later part of 2014, the proportions of the 3 metals experienced a light upturn. In detail, from July to September, the variation rates of Nickel,

Zinc

and

Copper

stayed unchanged at -1%, -0.5% and 1% in turn.

This

was followed by a growth in the

last

three months.