The line graph illustrates the average monthly change in price of 3 metals during 2014

The provided line graph illustrates the monthly price fluctuations of three distinct metals throughout the duration of 2014. Broadly speaking, the cost trends for

nickel

Use synonyms

and

copper

Use synonyms

displayed a consistent decline over the observed period,

while

Linking Words

zinc showcased an opposing upward trajectory. Particularly noteworthy is the pronounced volatility evident in

nickel

Use synonyms

's pricing. Examining the initial six months of the year, it becomes evident that

nickel

Use synonyms

experienced a substantial decrease from precisely 6% in January to 1% in March, reaching a nadir of -3% in June.

Conversely

Linking Words

,

copper

Use synonyms

exhibited a gradual decline of approximately 1.5% during

this

Linking Words

timeframe.

On the other hand

Linking Words

, zinc commenced the year at exactly 1% in January, surged to 3% in February, and

then

Linking Words

sharply declined to -3% in June. Transitioning to the latter half of the year, despite some fluctuations, both

nickel

Use synonyms

and zinc witnessed a rapid ascent to exactly 2% and 1% respectively, between June and December. Meanwhile,

copper

Use synonyms

's price trajectory saw a moderate increase to precisely 1% in July, maintaining

this

Linking Words

level for the subsequent three months before dipping to approximately 0.5% in December.

Following

Linking Words

this

Linking Words

downturn,

copper

Use synonyms

's price rebounded to roughly 1.5% by the close of the period.