The line graph illustrates 
that 
how Correct word choice
apply
Australian
 Correct your spelling
Australians
in
 Change preposition
at
the
 young age Correct article usage
a
change
 their behaviour Wrong verb form
changed
about
 consuming 3 types of fast food, which are Change preposition
regarding
Pizza
, Use synonyms
Fish
 and Use synonyms
Chips
 and Use synonyms
Hapburgers
, from 1975 to 2000. Correct your spelling
Hamburgers
Overall
, 2 types of fast food Linking Words
was
 rocketed which were Change the verb form
were
pizza
 and Use synonyms
hamburgers
. Use synonyms
In
 the same time, Change preposition
At
fish
 and Use synonyms
chips
 Use synonyms
is decrease
 considerably. 
Change the verb form
is decreased
is decreasing
First, 
Linking Words
Pizza
 was the least popular Use synonyms
in
 Change preposition
among
Australia
 teenagers in 1975 with less than 10 Correct your spelling
Australian
times
 eaten per Use synonyms
year
. Anyway, Its popularity Use synonyms
was 
increased rapidly after 1985 and Unnecessary verb
apply
be
 stable in 1995 with around 85 Wrong verb form
was
times
 Use synonyms
of 
Change preposition
apply
consumption
 per Use synonyms
year
. 
Use synonyms
Next, 
Linking Words
Hamburgers
 Use synonyms
was
 Correct subject-verb agreement
were
be 
eaten just 10 Unnecessary verb
apply
times
 per Use synonyms
year
 in 1975, but the number of Use synonyms
Hamburgers
 Use synonyms
consumption
 was dramatically rose between 1975 to 1985 and afterwards slightly grew since 1985. 
The Use synonyms
last
 one is Linking Words
Fish
 and Use synonyms
chips
, which is the only one that Use synonyms
decrease
 in Change the verb form
decreases
consumption
 in Use synonyms
this
 period. It was Linking Words
be 
eaten 100 Unnecessary verb
apply
times
 in a Use synonyms
year
 in 1975. By the way, the amount of Use synonyms
consumption
 was fructuated from 1975 until 1985 and it Use synonyms
was sharply dove
 to 40 Change the verb form
was sharply diving
times
 of eating Use synonyms
fish
 and Use synonyms
chips
 in 2000. 
Use synonyms
To sum up
, It is striking that both Linking Words
Hamburgers
 and Use synonyms
Pizza
 were a growth of Use synonyms
popularlity
 to consume in  Australian teenagers between 1975 to 1995 and it Correct your spelling
popularity
was 
steadily rose after 1995. Unnecessary verb
apply
Conversely
, Linking Words
Fish
 and Use synonyms
chips
 Use synonyms
was went
 down abruptly from 100 Change the verb form
went
time
 a Change to a plural noun
times
year
 in 1975 to just only 40 Use synonyms
times
 a Use synonyms
year
 in 2000.Use synonyms