Fifth District Survey of Manufacturing Activity: Vendor lead times: Current (increase vs decrease; diffusion index; percentage points; seasonally unadjusted) - United States - Richmond FED - Monthly
This series is part of the dataset: Fifth District Survey of Manufacturing Activity (Richmond FED)
Download Full Dataset (.xlsx)Latest updates. According to survey data about manufacturers based in the Fifth District, the seasonally unadjusted diffusion index for vendor lead times (share of CEOs seeing a recent increase minus share reporting a decrease) stood at 0.0 in January 2026, versus 8.0 in December 2025.
Sample. There are 357 records overall in the monthly series displayed in the graph above. The series covers the period extending from January 1996 to January 2026.
History. Here's a snapshot of some descriptive statistics calculated on the whole sample: the diffusion index reached its minimum of -32.0 in December 2022; it achieved a maximum of 73.0 in May 2021; it averaged 6.2.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2025-11-30 | 13.0 |
| 2025-12-31 | 8.0 |
| 2026-01-31 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Diffusion index for the question: Did vendor lead 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 | No |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Percentage points |
| Source | Federal Reserve Bank of Richmond |
| 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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