6.12 Fill in the missing values of the following bond amortization schedule for a $100 par value 2-year bond with semiannual coupons:

\begin{tabular}{ccccc} \hline Half-year & Couponpayment & Effectiveinterestearned & Amortizedamountofpremium & Bookvalue \\ \hline 0 & & & & \\ 1 & & & & \\ 2 & & & -1.05 & 94.26 \\ 3 & & 3.34 & -1.09 & 95.31 \\ 4 & & & & 96.40 \\ \hline \end{tabular}