The provided line graph illustrates the average monthly change in the prices of three metals – copper, nickel and zinc in 2014
Overall, in the starting of the year nickel has highest rate of change in price among other metal, on the other hand, it also rapidly decreased in June and ended with lowest price for all three metals dipped in June.
In January, the price of nickel dropped by 6% but it decreased by -3% in June, as well as rise in July by -1%. Copper steadily increased whereas the price of zinc in January is just 1% and it combined 3% in a month of year moreover slightly decreased by -1% in June.Change in copper price in January and some fluctuation also dropped in June by almost -1%.
In July, all three metals price remain constant. Coming three months, August, September and October, we can see few fall in October of all metals; zinc ended up highest rate of change in price by 2%, followed by copper likewise nickel, the lowest change in price with -1% in the last month of December.