The graph below shows the average closing prices of selected precious metals from 2013 to 2021.

The graph below shows the average closing prices of selected precious

metals

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from 2013 to 2021. The chart below illustrates the average prices of selected precious

metals

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during 2013-2021 years.

Overall

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, there are two pricey materials

gold

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and

palladium

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which grew considerably, meanwhile platinum was a leader but

then

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declined gradually during

these 8 years period

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this 8 years period

these 8 years periods

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.

Firstly

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, in 2013,

one

Correct pronoun usage

apply

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of

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apply

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the pricey

metals

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like

gold

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and

palladium

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which grew considerably in

this

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time and cost about 600 to 1500

dollars

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for oz. For each one,

however

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, till 2021

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this

Correct determiner usage

these

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precious

metals

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enhanced significantly

at the end

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of

this

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year,

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gold

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with gold

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1500 to 1800, and 600 to the highest one in

this

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statistics with 2400

dollars

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for oz.

Secondly

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,

in

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at

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the beginning of 2013, platinum was the highest among

gold

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and

palladium

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with 1550

dollars

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, but years later

this

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type of metal declined gradually to 1000

dollars

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during

this

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8 year

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8-year

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period system.

Hence

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, platinum was a leader in the beginning, but

gold

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and

palladium

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increased significantly after a

while

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.