The dynamics of the cost of three metals over the period of one year are depicted on the graph.
For nickel, the relative to the previous
month
change statistic continuously decreased from 6% in January to -3% in June, reaching its minimum. Change noun form
month's
Then
, it started to grow and recovered to 1% by December.
The prices of copper and zinc fluctuated insignificantly, changing by less than 3% between consecutive months.
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Overall
, it is clear-cut that during winter the cost of metals shows an upward trend, Linking Words
while
during summer the prices are slightly lowering. The biggest deviation from the mean value was evident in copper. Zink and nickel costs were more stable in 2014.Linking Words
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