World Bank data for 1960-2018
@kaggle.annieichen_usa_gdp_per_capita
This dataset contains the GDP per capita in the United States from 1960 to 2018, in 2020 US dollars.
It can easily be merged with other datasets to provide simple calibration of monetary values.
Source: World Bank, accessed 2020/4/7.
Anyone who has the link will be able to view this.