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The image shows changes in average monthly prices of three metals in 2014: Copper dropped from +1% in January to -2% in February, fluctuated between -3% to 0% from March to August, slightly recovering to -1% by November before ending at -2% in December; Nickel fell from 6% in January to -3% in February, sharply decreased to -6% in March, reached lowest at -8% in April, then slightly improved from -8% in May to -6% in October, and ended at +1% in December; Zinc started at +3% in January, then evenly declined to -2% in February, fluctuated narrowly between -1% and 0% from March to October, and rose to +1% by November, closing the year near 0% in December.
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The average monthly change in the cocts of three metals: nickel, copper, zinc during the year 2014.
Overall, there was a significant change for entire period, cost of nickel was sharply decreased, whereas copper and zink fluctuated throughout the year.
In the first half, price of nickel was the highest but until June cost of nickel has decreased sharply and changed in price compared with previous month for -3% . Meanwhile, copper and zinc has declined but not so dramaticly, only for 2-2.5. Additionally, zinc has increased to 3% and felled to -1.
In July, August and September all three metals was stable, but in different stages. Copper on 1%, nickel around -0.5% and zinc is the lowest on -1%. In the period from October to December all of them considerably grew up to 1-2%. At the end zinc costs most higher than other two metals, although nickel was highest in the January.
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