Manufacturing Business Outlook Survey: Delivery times: Current (increase vs decrease; diffusion index; percentage points; seasonally adjusted) - United States - Philly FED - Monthly
This series is part of the dataset: Manufacturing Business Outlook Survey (Philly FED)
Download Full Dataset (.xlsx)Latest updates. According to survey data about manufacturers collected by the Federal Reserve in Pennsylvania, New Jersey and Delaware, the seasonally adjusted diffusion index for delivery times (share of CEOs seeing a recent increase minus share reporting a decrease) was 8.5 in October 2026, compared to 26.5 in September 2026.
Sample. There are 702 records overall in the monthly time series shown in the plot above. The time range covered by the series goes from May 1968 to October 2026.
History. Here's a snapshot of some statistics computed on the full sample: the diffusion index recorded its maximum of 39.0 in November 2021; it reached its lowest level of -34.2 in June 1980; it had a mean value of -2.1.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-08-31 | 3.70000 |
| 2026-09-30 | 26.5000 |
| 2026-10-31 | 8.50000 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Diffusion index for the question: Did delivery times 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 | Yes |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Percentage points |
| Source | Federal Reserve Bank of Philadelphia |
| Source type | Central bank |
| Data licence | Not copyrightable under U.S. law |
| Measure type | Diffusion index (share of respondents reporting an increase minus share reporting a decrease) |
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