The given line chart illustrates information regarding the average monthly change in the cost of three different metals in 2014.
Overall, after meticulous investigation it can be clearly seen that zinc and copper witnessed the immense change in the middle of the year. On another hand, nickel line began at high point, but it had a decrease in the percentage at the end of the period.
Regarding zinc it witnessed a dramatic increase in the ratio of the change at 3% in February. Meanwhile, copper ‘s rate had a sharp decline at 1% in February. However, both followed a downward trend in the middle of the year at nearly 0% in June. Over the following six months, they experienced a swift grow until the end of the period at almost 2% in December, except for zinc showed a dramatic climb from October to November.
In terms of nickel, it experienced a significant drop of 1% in March. Moreover, zinc reached its lowest rate throughout the period at -3% in June. Furthermore, it experienced a drastic expand in October, and it continued to December increasing to went to 1% at the end.