Empire State Manufacturing Survey: Availability of supplies: 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 the availability of supplies (share of CEOs seeing a recent increase minus share reporting a decrease) was -3.9 in March 2026, compared to -1.0 in February.
Sample. There are 54 data points overall in the monthly series presented in the graph above. The time period covered by the series is from October 2021 to March 2026.
History. Check out a few summary statistics we computed on the whole sample: the diffusion index had an average value of -5.3; it reached a trough of -63.2 in October 2021; it achieved a maximum of 32.0 in June 2023.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-01-31 | -4.1 |
| 2026-02-28 | -1.0 |
| 2026-03-31 | -3.9 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Diffusion index for the question: Did the availability of supplies 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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