Spending power of the richest quintile in the UK grew by 64% from 1978 to 1988

% Growth in real equivalised household disposable income before housing costs

Income quintiles

Lowest

Highest

1st

2nd

3rd

4th

5th

0%

10

20

30

40

50

60

1978 to 1988

1988 to 1998-99

1998-99 to 2008-09

2008-09 to 2018-19

% Growth in real equivalised household disposable income before housing costs

Income quintiles

Lowest

Highest

1st

2nd

3rd

4th

5th

60%

50

40

30

20

10

0

1978 to 1988

1988 to 1998-99

1998-99 to 2008-09

2008-09 to 2018-19