The number

the line graph compares the number of travellers who used three major Bristish airports between 1988 and 2003.

It is clear that the proportion of airports visitors increase during the period from 1998 to 2003.

In 1998, the number of travellers who used Heathrow was the highest ( 2.7 million), which was twice the figue for Gatwick and Stantsed was third. However, in 2003, Stantsed has replaced the position for Heathrow.

Looking into the future, the travellers using three major British airports increased rapid until 2000, but there were differences between 2000 and 2003. The passengers of Gatwick is larger than Heathrow. The passengers of Stantsed airport was increased slightly and then levelled off. The passengers of Heathrow airport fell sharple and then creased significantly