6. Critical analysis Q12

The following table shows the nominal salary paid to the president of the United States and data for the consumer price index (CPI) for various years.

Year	Presidential Salary	CPI
(Dollars)	(2000 = 100)
1920	75,000	11.6
1940	75,000	8.1
1960	100,000	17.2
1980	200,000	47.9
2000	400,000	100.0
2019	400,000	153.5

The president's real salary in the year 2000, measured in the purchasing power of the dollar in 2000 is

.

The real presidential salary was the lowestin .

The president's nominal salary was constant between 1920 and 1940. This means that the real salary .