Market yield on U.S. Treasury securities at 30-year^ constant maturity, quoted on investment basis,^ inflation-indexed
Updated 14 Oct 2026
Query this series
The same rows through the SQL tool of the FactIQ plugin or MCP connector.
SELECT time, value
FROM frb.data_points
WHERE series_id = 'RIFLGFCY30_XII_N.B'
ORDER BY time;