{"access":"sample","sample":true,"sample_size":12,"observations_total":304,"signal":"us-shuttle-premium-whiplash-china-state-buying-record-crop-2026","key":"stlouis-barge-rate-pct","family":"ECONOMIC","variable":"Downbound grain barge freight rate, St. Louis origin, percent of 1976 benchmark tariff (USDA AMS Grain Transportation Report); weekly, Tuesday","unit":"percent of 1976 benchmark tariff","geography":"US-MO","publisher":"usda-ams","source_url":"https://agtransport.usda.gov/resource/deqi-uken.json?%24where=date%20%3E%3D%20%272021-01-01T00%3A00%3A00%27%20AND%20location%20%3D%20%27St.%20Louis%27&%24order=date&%24limit=50000","source_sha256":"f8e75268c18447579ece1e23ff58898efbd8b98f679b7390704f835cf48df35e","collected_at":"2026-11-04T17:01:16+01:00","period_grain":"week","derived":null,"rights":"PUBLIC_DOMAIN","observations_withheld":false,"observations":[{"period":"2026-W33","value":630.3571},{"period":"2026-W34","value":587.5},{"period":"2026-W35","value":579.6875},{"period":"2026-W36","value":682.8125},{"period":"2026-W37","value":792.1875},{"period":"2026-W38","value":818.0555},{"period":"2026-W39","value":834.6875},{"period":"2026-W40","value":758.9285},{"period":"2026-W41","value":723.2142},{"period":"2026-W42","value":673.4375},{"period":"2026-W43","value":592.1875},{"period":"2026-W44","value":564.0625}]}