The presented line graph delineates the average monthly changes in prices of copper, nickel, and zinc throughout the year 2014.
Overall, it is evident that while nickel exhibited a generally upward trend with significant fluctuations, copper displayed considerable volatility, and zinc maintained a relatively stable trajectory with minimal variations in its price changes.
Commencing in January, zinc’s price percentage change registered at approximately 1%, before experiencing a modest rise to its peak of around 2% in April. Despite minor fluctuations, zinc concluded the year with a net increase of 3% by December. In contrast, copper started slightly higher in January at roughly 2%, showing considerable volatility throughout the year, with its highest point of approximately 4% attained in July, followed by a decline that brought the price change down to about 2% by December.
Nickel, represented by the orange line, exhibited an initial surge, commencing at an impressive 6% in January. However, this trend proved unsustainable, leading to a gradual decline that reached a nadir of around -3% in June. Following this downturn, nickel’s price change remained relatively stable for several months before concluding the year with a modest increment, finishing at approximately 1% in December. Thus, while copper and zinc displayed varying degrees of fluctuation, nickel’s trajectory was marked by an initial peak followed by a notable decline