The bar chart below shows the production of the world's oil in OPEC and Non-OPEC countries. Write a short report for university lecturer describing the information shown below.

The bar chart illustrates how much global oil was produced by OPEC and Non-OPEC countries in three different time periods.

Overall

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, it can be seen that only the fuel developed by

Non-OPEC

Correct article usage

the Non-OPEC

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group was an upward trend since the beginning of the period.

To begin

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with, the Non-OPEC

was

Unnecessary verb

apply

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initially

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started with about 2

barrels

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in 1980-2000 and significantly increased until the

end

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of the period and

end

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with around 16

barrels

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in 2010-2020.

However

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, the other categories experienced a downward trend, with 1980-2000

saw

Wrong verb form

seeing

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only other OPEC countries ;

this

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was

Unnecessary verb

apply

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generated about 10

barrels

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. There was a dramatic decline in

this

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category, with only 5

barrels

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in

next

Correct article usage

the next

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period and

end

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with approximately 1 barrel

at the

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end

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.

Likewise

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, the

in

Change preposition

apply

show examples

middle

Add an article

the middle

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east

was

Unnecessary verb

apply

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started producing

the

Correct article usage

apply

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pitrolium

Correct your spelling

petroleum

since

Change preposition

in

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2000. The production of

this

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category was almost equal

the

Change preposition

to the

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other OPEC countries until the

end

Use synonyms

.