The line graph depicts the average percentage change in the price of copper, nickel, and zinc over the course of 2014.
Overall, the fluctuation in prices varied across the three metals, with copper experiencing moderate changes, nickel showing more pronounced fluctuations, and zinc demonstrating a relatively stable trend for most of the year.
In terms of copper, the price initially hovered around 0% in January before experiencing a decline to approximately -2.2% in February. Subsequently, the price fluctuated marginally between -1% and 1% from March to October, with a slight drop to around -1.2% in December.
On the other hand, nickel exhibited a more volatile pattern, starting at approximately -0.8% in January, dropping significantly to -2.8% in February, and reaching a peak of 5.8% in May. The price continued to fluctuate between -1% and 3% from June to November before settling at around 1.2% in December. In contrast, zinc displayed a relatively stable trend, with minor fluctuations. The price started at around -0.5% in January, dropped to -1.8% in February, peaked at 3.2% in July, and fluctuated between -1% and 2% from August to November, ending at approximately 2.2% in December.