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The image shows a line graph of the average monthly change in prices of copper, nickel, and zinc in 2014. The graph depicts percentage change from 0% to 7% on the y-axis, and months from January to December on the x-axis. Copper prices decreased gradually from January to a low of -3% in July, then rose to about 1% by December. Nickel prices peaked at 6% in May, then fluctuated and ended at 0% in December. Zinc prices remained stable around 1-2% throughout the year.
Given the complexity of the image, the above description may not be entirely accurate.
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The line graph illustrates the average monthly change in the prices of copper, nickel and zinc metals during 2014.
Overall, the monthly change in prices of copper and zinc has shown an upward trend, both experiencing the growth and drawbacks. Zinc decreased from June and October, while copper grew uniformly from July to September.
Changes in nickel from January to June decrease dramatically. Then the price stayed steady for a while, dropped again in October, and returned to its original level in November.
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