The line graph describes the percentage of eating fast food in Australia by teenagers from 1975 to 2000.
Overall
, the most types of food consumed were pizza and hamburgers which increased dramatically. Linking Words
While
 the rate of eating fish and chips  decreased sharply. 
Linking Words
According to
 the chart, from 1975 to 1985 the eating of hamburgers jumped sharply and it continued to rise gradually until  2000. Linking Words
In addition
, the consumption of chips increased dramatically from 1975 to 1995 and reached 83% in 2000.
In 1975, the rate of eating fish and chips was 100% and it started Linking Words
want
 down rapidly in 1980 to 82%. Verb problem
to go
However
, it continued to rise sharply until 1985. Linking Words
While
 from Linking Words
this
 year to 2000, the consumed  decreased suddenly and reached 39%.Linking Words