The graph below shows the production levels of the main kinds of fueld in the UK between 1981 and 2000. Summarize the formation by selecting and reporting the main features and make comparisons where relevant.

The line graph demonstrates the data on generation levels of the major types of petrol(

Petroleum

, Coal and Natural gas) in Great Britain from 1981 to 2000.

Overall

,

petroleum

had the biggest fraction over the given period, unlikely, coal experienced a downward trend over the 2 decades,

while

natural gas had plateaued at the same level for 10

years

, before growing substantially.

To begin

with, the highest fuel kind,

petroleum

increased to 140 during 5

years

,

however

, it declined considerably till 1991, standing at 100.

Then

, it reached a peak of 140 in the 10

years

till the end.

On the other hand

, coal dipped by 40 accounting for just below 40 in 1984,

whereas

petroleum

rose steadily over a decade, before skyrocketing significantly, being at 100 in the new millennium.

Although

the proportion of coal had a surge in the next 2

years

, it levelled off at 40 again in 2000.