Latest 10-Year Treasury Inflation-Protected Security Added to FRED

FRED now includes the yield to maturity on accrued principal for the 10-Year 0-1/8% Treasury Inflation-Indexed Security due 1/15/2023. The principal for Treasury Inflation-Indexed Securities moves with consumer price index (CPI) inflation; when the securities mature, the U.S. Treasury pays either the original or adjusted principal, whichever is greater.