The excel file provides 20 weekly returns of 5 US fixed incomeindexes: US Investment Grade Corporate Bond Index, US CorporateHigh Yield Bond Index, US Agency Bond Index, US Government BondIndex and \begin{tabular}{|c|c|c|c|c|c|} \hline Weeks & U.S. Corp Inv. Grade & U.S. Agency & U.S. Govt & U.S. High Yield & USD Cash \\ \hline 1 & \( 0.730 \% \) & \( 0.345 \% \) & \( 0.536 \% \) & \( 0.211 \% \ 2 answers