Monthly, Not Seasonally Adjusted

AMBNS • Economic Data from Federal Reserve Economic Data (FRED)

Latest Value

3,333.48

Year-over-Year Change

-4.64%

Date Range

8/1/1936 - 11/1/2019

Summary

The Monthly, Not Seasonally Adjusted (AMBNS) series tracks the raw monetary base without statistical smoothing techniques. This unadjusted metric provides economists with a direct view of monetary supply fluctuations before standard seasonal normalization.

Analysis & Context

This economic indicator provides valuable insights into current market conditions and economic trends. The data is updated regularly by the Federal Reserve and represents one of the most reliable sources for economic analysis.

Understanding this metric helps economists, policymakers, and investors make informed decisions about economic conditions and future trends. The interactive chart above allows you to explore historical patterns and identify key trends over time.

About This Dataset

This economic indicator represents the total amount of currency in circulation and bank reserves at a specific point in time. Economists use this raw data to understand immediate monetary conditions and potential short-term economic pressures.

Methodology

Data is collected by the Federal Reserve through direct measurement of currency in circulation and bank reserve balances.

Historical Context

Policymakers and financial analysts use this unsmoothed data to assess immediate monetary dynamics and potential economic interventions.

Key Facts

  • Represents raw monetary base without seasonal adjustments
  • Provides unfiltered snapshot of currency in circulation
  • Critical for understanding immediate monetary conditions

FAQs

Q: What does 'Not Seasonally Adjusted' mean?

A: It means the data reflects actual raw numbers without statistical smoothing for predictable seasonal variations like holidays or weather patterns.

Q: Why is the unadjusted monetary base important?

A: Unadjusted data reveals immediate monetary conditions without statistical manipulation, offering a direct view of currency dynamics.

Q: How often is this data updated?

A: The AMBNS series is typically updated monthly by the Federal Reserve, providing current monetary base information.

Q: Can businesses use this data?

A: Financial analysts and businesses can use this data to understand immediate monetary supply and potential economic trends.

Q: What are the limitations of this data?

A: Raw, unadjusted data can appear more volatile and may not smooth out predictable seasonal fluctuations in monetary supply.

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Citation

U.S. Federal Reserve, Monthly, Not Seasonally Adjusted [AMBNS], retrieved from FRED.

Last Checked: 8/1/2025