Deal MarinaUSDA ERS food price data

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Producer Price Index (PPI) annual percent changes: 1990

Each row is one PPI category and the annual percent change recorded for it in usda_ers_ppi_annual_changes_1974_2025.csv for 1990.

itempercent_change
Unprocessed foodstuffs and feedstuffs1.7
Processed foods and feeds-0.4
Finished consumer foods4.8
Farm-level cattle7.6
Wholesale beef6.5
Wholesale pork22.6
Wholesale poultry-5.6
Farm-level eggs-1.7
Farm-level milk2
Wholesale dairy6
Farm-level soybeans-11.8
Wholesale fats and oils6.5
Farm-level fruit4.3
Farm-level vegetables1.2
Farm-level wheat-20
Wholesale wheat flour-9.6

Source: U.S. Department of Agriculture, Economic Research Service, Food Price Outlook, file usda_ers_ppi_annual_changes_1974_2025.csv. Fetched 2026-10-31.