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The image is a line graph showing the average monthly change in prices of copper, nickel, and zinc in 2014, with the x-axis representing months (January to December) and the y-axis showing the percentage change in the price compared to the previous month. The copper line starts at around 0% in January, drops to approximately -2.2% in February, fluctuates between -1% and 1% from March to October, and ends at around -1.2% in December. The nickel line starts at around -0.8% in January, drops to -2.8% in February, peaks at 5.8% in May, fluctuates between -1% and 3% from June to November, and ends at around 1.2% in December. The zinc line starts at around -0.5% in January, drops to -1.8% in February, peaks at 3.2% in July, fluctuates between -1% and 2% from August to November, and ends at around 2.2% in December.
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 three different metals (Copper, Nickel and Zinc) during 2014
Overall, Copper and Zinc had become the most expensive ones by December, while nickel that was the most expensive at the start, significantly decreased at the end of the period
In details, Zinc started at 1 percent and then figure reached the peak of 3 percent in February, it fell dramatically to -1 percent in June, before levelling off until October and then figure steadily increased to the 2 percent at the end of the period. Copper started at 2 percent and then decreased steadily to approximately 0.5 percent, before slightly increasing to the 1 percent in July and then levelled off until October, and then Copper fluctuated and increased steadily to just over 1 percent at the end of the period
On the other hand Nickel had the highest average in January, its Metal significantly decreased to the -3 percent by June, before slightly increased to the -1 percent, levelling off until September, and then it rose dramatically to 1 percent at the end of the period
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