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. According to survey data about NY-based manufacturers collected by the Federal Reserve, the seasonally unadjusted diffusion index for inventories (share of CEOs seeing a recent increase minus share reporting a decrease) stood at -5.2 in August 2026, compared to 4.0 in July 2026.
Sample. This monthly time series has 302 data points. The time span covered by the series is from July 2001 to August 2026.
History. Here's a peek at a few descriptive statistics computed on the full sample: the diffusion index had an average value of -2.7; it reached its lowest level of -36.5 in July 2009; it attained a maximum of 40.0 in September 2001.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-06-30 | 0.0 |
| 2026-07-31 | 4.0 |
| 2026-08-31 | -5.2 |
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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) |
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