The chart delineates the monthly costs sustained on average by families with low, middle and high incomes in the USA between 2000 and 2020.
Overall, monthly expenses for american families have increased regardless of their incomes.
Families who earn higher have had an increase in costs ranging from 600 in the year 2000 to approximately 700 in 2020, whilst expenses also rose for the ones with lower wages, remaining steadily around 200 until 2010, then continuing to increase troughout 2015, only to hit the highest point in 2020 reaching 450 dollars.
Middle-class families have suffered from the increasing expenses too, observing a not so dramatic fall in their spending per month in 2015, still seeing the amount grow higher of exactly 100 during the two decades.
Comparing the three categories, each have begun year 2000 with a difference of 200 dollars between them, ending in 2020 with a total increase of 100 for middle and high income families and above than double the number for lower income ones.