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

The line chart illustrates the percentage variation in the price of three different metals, during 2014.

Overall

, it was observed that during the first three months of 2014,

Nickel

witnessed a significant change in its costs.

Moreover

, a similar trend was observed for Copper.

However

,

initially

, there was an upsurge in Zinc's pricing until the start of the third month, after which there was a drop seen till June. During winters, the cost of all the metals became costlier. In March of 2014,

Nickel

and Copper were 1% more costlier than the previous month, and for Zinc it was 2%. In the case of April, the prices increased exactly at the same rate.

Conversely

, in November the

Nickel's

Change noun form

Nickel

show examples

and Zinc have grown costlier, in comparison to October, by almost 3%. But, compared to June, Nickle was available at a discount of 1%, 2%, and 3% during July, August, and September respectively.

Similarly

, the respective percentage figure for

Nickel

was 0.5%, 1%, and 1.5%.