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. According to survey data about NY-based manufacturers collected by the Federal Reserve, the seasonally unadjusted diffusion index for the availability of supplies (share of CEOs seeing a recent increase minus share reporting a decrease) was -6.9 in December 2025, compared to -11.5 in November.
Sample. There are 51 records overall in the monthly series presented in the plot above. The series covers the time period stretching from October 2021 to December 2025.
History. Here are some simple statistics we computed on the full sample: the diffusion index had a mean of -5.4; it recorded a minimum of -63.2 in October 2021; it peaked at 32.0 in June 2023.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2025-10-31 | -10.7 |
| 2025-11-30 | -11.5 |
| 2025-12-31 | -6.9 |
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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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