The chart visualizes how much governments spend on roads and transport while using percentages as values.
At first glance, while Portugal’s overall spending is the most when compared to the other three nations with its 90s being the most out of all the chart, for as the lowest it would be UK’s 2000s.
Regarding the two biggest country with the largest overall, Portugal and Italy, with Portugal’s numbers falling exponentially from 1990 to 1995 from 27% to 20%, then decreasing slowly but steadily to 17% and ending at 16%. Italy’s highest year being the 90s matched Portugal’s percentages on 1995, lowering to 16% then 13% the following 10 years, having a 1% increase on 2005.
Moving onto the lower part of the graph having UK and USA. Although having the most stable expenses on all 4 timestamps, the US in 1990 and 1995 had 13% to 12% respectively, then reaching 14% in the 2000s, finally pushing back to 12% in 2005. In 1990, the UK’s expenses on roads and transportation reached 11% and increased by 2% the following 5 years. Then, the UK had a sharp dip in numbers by the 2000s, only managing to barely reach over 6% increasing not even by 1% in 5 years after.