In the 
graph
 we can see the three main fuels used in the UK between 1981 and 2000 measured in energy Add a comma
graph,
units
. In 1981 the most Use synonyms
ammount
 of Correct your spelling
amount
petroleum
 fuel Use synonyms
is
 Wrong verb form
was
moset
 used at around 90 energy Correct your spelling
most
units
, it is closely followed by coal at 80 Use synonyms
units
, white natural gas usage is half of that, ar 40 Use synonyms
units
.
In the years to follow we can see a rapid rising Use synonyms
of
 Change preposition
in
petroleum
 usage reaching its peak of 140 Use synonyms
points
 in 1984, Use synonyms
while
 coal Linking Words
achives
 close to an Correct your spelling
archives
achieves
all time
 low in the same year at around 38 energy Add a hyphen
all-time
units
 finding its way back up to around 60 Use synonyms
points
 in 1986. Another significant change is the drastic drop Use synonyms
of
 Change preposition
in
petroleum
 production in 1990 reaching 100 Use synonyms
points
, around the same time natural gas Use synonyms
starts
 to steadily Wrong verb form
started
raise
 until the year 2000 reaching 100 Correct your spelling
rise
points
 Use synonyms
petroleum
 being at an Use synonyms
all time
 high and coal slowly declining to around 30 Add a hyphen
all-time
points
.Use synonyms