Empire State Manufacturing Survey: Inventories: Current (increase vs decrease; diffusion index; percentage points; seasonally unadjusted) - United States - NY FED - Monthly
This series is part of the dataset: Empire State Manufacturing Survey (NY FED)
Download Full Dataset (.xlsx)Latest updates. Based on a sample of manufacturing firms surveyd by the FED, the seasonally unadjusted diffusion index for inventories (share of CEOs seeing a recent increase minus share reporting a decrease) was 4.0 in December 2025, compared to 6.7 in the previous month.
Sample. This monthly time series has 294 observations in total. The time range covered by the series goes from July 2001 to December 2025.
History. Have a look at some simple statistics we calculated on the whole sample: the diffusion index had a mean of -2.9; it registered a minimum of -36.5 in July 2009; it hit a maximum of 40.0 in September 2001.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2025-10-31 | -1.0 |
| 2025-11-30 | 6.7 |
| 2025-12-31 | 4.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Diffusion index for the question: Did inventories increase or decrease in the past month? |
| Country | United States |
| Economic concept | Business survey response |
| Data type | Coincident indicator of the business cycle |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Percentage points |
| Source | Federal Reserve Bank of New York |
| Source type | Central bank |
| Data licence | Free use subject to conditions |
| Measure type | Diffusion index (share of respondents reporting an increase minus share reporting a decrease) |
Series in the same data set
Discover the other time series included in this data set.