The line graph provides information about how much oil was consumed by four regions between 1999 and 2020. 
Overall
, Linking Words
Correct article usage
the figure
figure
 for  China and Fix the agreement mistake
figures
Middle
 East Correct article usage
the Middle
icrease
 over the years, Correct your spelling
increase
while
 the USA, Linking Words
western
 Europe and Japan experienced Fix capitalization
Western
decrease
.
As the graph shows, Correct article usage
a decrease
started
 at 2 in 1999, China's figure went up slightly to 4 in 2015. Trend ended with Wrong verb form
starting
little
 decline to just over 3 in 2020. Oil consumption in Correct article usage
a little
Middle
 East was 2 in 1999, it Correct article usage
the Middle
show
 Wrong verb form
showed
gradual
 growth Correct article usage
a gradual
aproximently
 to 3 in 2020.
Correct your spelling
approximately
By contrast
, usage of oil in Linking Words
the 
Correct article usage
apply
western
 Europe and Japan was at 4 in 1999, figure Fix capitalization
Western
decrease
 slightly to 2 in 2020. There Wrong verb form
decreased
was
 about 9 in 1999 for Correct subject-verb agreement
were
USA
 Correct article usage
the USA
and
 it vitnised small grew Punctuation problem
, and
to
 10 in 2005, after that it Rephrase
slightly to
plugged
 down to 8 in 2025.Verb problem
dropped