The line graph presents the statistics of the per cent of 
income
 spent on petrol in the USA and the UK among the poorest, the middle-Use synonyms
income
 and the richest people.
Use synonyms
Overall
, among the poorest class in the US, we can see that the percentage of Linking Words
income
 is the highest. Use synonyms
While
 those in the UK spend much less on petrol.
Linking Words
According to
 the data, in the US, the richest segment spends  about 3% to around 4% of their Linking Words
income
 on fuel. Moving to the middle-Use synonyms
income
 group, it is notable that they spend on fuel from 4% to 5%. The poorest citizens spend from around 4% to approximately 5,3%.
Looking at the details more closely, it is seen that in the UK the poorest segment spends from 0,5% to 2,5% on petrol. In comparison, the richest people in the country expend more, making from 3% to 4%. In fact, the middle-Use synonyms
income
 class spends on fuel from 2,5% to 4% of their Use synonyms
income
Use synonyms
Change preposition
on.
.
Change preposition
on.