↑ 1634–1699: McCusker, JJ (1997). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States: Addenda et Corrigenda (PDF) . American Antiquarian Society .1700–1799: McCusker, JJ (1992). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States (PDF) . American Antiquarian Society .1800年～現在：ミネアポリス連邦準備銀行。「消費者物価指数（推定）1800年～」 。 2024年2月29日取得。
