The document provides weighted average yield rates for various Indian government securities (G-secs) and treasury bills (T-bills) with maturities ranging from 1 year to 10 years, as well as commercial paper (CP) and certificates of deposit (CD), for different dates in the past month. It also includes yield rates for corporate bonds of different credit ratings and durations. The yields have generally decreased over the past month but are unchanged from the previous day's levels.