The line graph compares the different changes in metal prices which contain 
copper
,Use synonyms
nickel
 and Use synonyms
zinc
 every month in 2014.
Use synonyms
It is clear that
 the Linking Words
change
 in the price of Use synonyms
nickel
 had a dramatic decrease before June and after that,it only rose slowly till December.Use synonyms
However
, the figure for Linking Words
copper
 and Use synonyms
zinc
   fluctuated Use synonyms
change
 during the year and Use synonyms
finally
,all of them outweighed  Linking Words
nickel
 in December.
In January, the price of Use synonyms
Nickel
 had the highest Use synonyms
change
 compared with Use synonyms
last
 previous month in Linking Words
three
 Use synonyms
metals
,at 6%,and Use synonyms
copper
 and Use synonyms
zinc
 stood at just under 2%.Over the following six months,all of these Use synonyms
three
 Use synonyms
metals
 dropped considerably.In June,the figure for these Use synonyms
metals
 reached the lowest but Nickle was the minimum in Use synonyms
three
 Use synonyms
metals
 which was -3%.
After June, the Use synonyms
change
 in prices of Use synonyms
Copper
 and Use synonyms
Nickel
 had a fast increase,which was 1% and -1%.Use synonyms
Then
,after Linking Words
three
 months, figures for these Use synonyms
metals
 were all unchanged but in December,Use synonyms
nickel
 rose by roughly 1%,and the figure for Use synonyms
Zinc
 was up by about 2%.Use synonyms