The line graph below shows changes in the amount and type of fast food consumed by Australian teenagers from 1975 to 2000.

The graph compares the various amounts and types of fast food which Australian teenagers consumed over a

period

of 25 years. It is evident that the

consumption

of

pizza

and

hamburgers

had risen by the end of the

period

,

while

fish

and

chips

had become the least popular fast food in 2000. In 1975, Australian teenagers ate

fish

and

chips

100

times

,

whereas

the figure for

hamburgers

and

pizza

were lower at nearly 15

times

and just under 10

times

, respectively.

Consumption

of

fish

and

chips

fell by 15

times

before rising to nearly 95 in 1985.

By contrast

, between 1975 and 1985, the number of

times

which

hamburgers

and

pizza

were eaten, rose rapidly to 85 and 30, respectively. Over the next 15 years, the amount of

fish

and

chips

consumed fell behind that of

hamburgers

.

However

, the

consumption

of

hamburgers

rose to 100

times

in 1995 and stayed at

this

level until the end of the

period

. The

consumption

of

pizza

rose to nearly 85 in 1995 after which it remained stable until the end of the

period

.