The line graph illustrates the amount of good (road, water, rail and pipeline) carried in the UK between 1974 and 2002.
Units are measured in Million tonnes.
Overall, road is the most transported good during the whole given period; beginning with a value of 70 Million tonnes in 1974 and reaching the peak of 100 during the 2002.
On the other hand, the least transported good during the entire period was pipeline.
It began with only few Million tonnes and it reached the higher value (Around 22) in the 1995.
Furthermore, It rose slowly but steadily during all these years without any drops.
Regarding water and rail, they started with the same value (40 Million tonnes) during the 1974.
After that, Water grew reaching 65 in 2002; while rail hovered around the values of 40.
It had some drops in 1985 and 1995.
But in the end of the period, it came back to the starting value of 40.