Deal MarinaUSDA ERS food price data

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Producer Price Index (PPI) annual percent changes: 1988

Each row is one PPI category and the annual percent change recorded for it in usda_ers_ppi_annual_changes_1974_2025.csv for 1988.

itempercent_change
Unprocessed foodstuffs and feedstuffs10.3
Processed foods and feeds10.4
Finished consumer foods2.8
Farm-level cattle6.5
Wholesale beef6.2
Wholesale pork-9.4
Wholesale poultry7.8
Farm-level eggs1.1
Farm-level milk-2.7
Wholesale dairy0.6
Farm-level soybeans41.3
Wholesale fats and oils19.7
Farm-level fruit1.3
Farm-level vegetables1.6
Farm-level wheat28.7
Wholesale wheat flour13.8

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.