The graphic shows the average monthly changes in prices for copper, nickel, and zinc in 2014.
Overall, the prices of all three metals fluctuated significantly. Nickel and copper both experienced their most dramatic positive changes in the early part of the year before becoming more volatile, with periods of negative change. Zinc, on the other hand, had a more consistent performance, starting with a moderate price increase and ending the year as the most positive performer among the three metals
In the terms of copper and nickle prices are fluctuating dramatically throughout the first half of 2014. Copper prices soared to more than 6% in February before falling to -1% in May. Similarly, nickel peaked at 5% in March before dropping to -3% in May. Meanwhile, zinc prices remained constant and regularly positive, ranging between 1% and 2% throughout the same time period.
