Calculate an optimal risky fortfolio based on the above data. The items shaded in yellow on the second picture are what need to be calculated.

\begin{tabular}{|r|c|c|} \hline Year & \begin{tabular}{c} Vanguard Bond Fund (bonds) \\ Annual Returns (Ratio) \end{tabular} & \begin{tabular}{c} Fidelity Fund (equity) \\ Annual Returns (Ratio) \end{tabular} \\ \hline 2008 & 0.1028 & -0.4033 \\ \hline 2009 & 0.0006 & 0.2675 \\ \hline 2010 & 0.1001 & 0.1455 \\ \hline 2011 & 0.2294 & -0.0236 \\ \hline 2012 & 0.0793 & 0.1657 \\ \hline 2013 & -0.0894 & 0.2901 \\ \hline 2014 & 0.2027 & 0.1285 \\ \hline 2015 & -0.04 & 0.0335 \\ \hline 2016 & 0.0683 & 0.0482 \\ \hline 2017 & 0.1074 & 0.2382 \\ \hline 2018 & -0.0417 & -0.0524 \\ \hline 2019 & 0.1899 & 0.3348 \\ \hline 2020 & 0.1581 & 0.2643 \\ \hline 2021 & -0.029 & 0.3321 \\ \hline 2022 & -0.2696 & -0.2587 \\ \hline \end{tabular} \begin{tabular}{|c|c|c|c|c|} \hline Risk-free rate & 0.04 Vanguard Bond Fund (Bonds) & Fidelity Fund (Equity) & & \\ \hline & & & Optimal Vanguard: & \#DIV/O! \\ \hline Expected Return & & & Optimal Fidelity: & \#DIV/O! \\ \hline Standard Deviation & & & & \\ \hline Correlation Coefficient & & & & \\ \hline \end{tabular} \begin{tabular}{|r|c|c|} \hline Year & \begin{tabular}{c} Vanguard Bond Fund (bonds) \\ Annual Returns (Ratio) \end{tabular} & \begin{tabular}{c} Fidelity Fund (equity) \\ Annual Returns (Ratio) \end{tabular} \\ \hline 2008 & 0.1028 & -0.4033 \\ \hline 2009 & 0.0006 & 0.2675 \\ \hline 2010 & 0.1001 & 0.1455 \\ \hline 2011 & 0.2294 & -0.0236 \\ \hline 2012 & 0.0793 & 0.1657 \\ \hline 2013 & -0.0894 & 0.2901 \\ \hline 2014 & 0.2027 & 0.1285 \\ \hline 2015 & -0.04 & 0.0335 \\ \hline 2016 & 0.0683 & 0.0482 \\ \hline 2017 & 0.1074 & 0.2382 \\ \hline 2018 & -0.0417 & -0.0524 \\ \hline 2019 & 0.1899 & 0.3348 \\ \hline 2020 & 0.1581 & 0.2643 \\ \hline 2021 & -0.029 & 0.3321 \\ \hline 2022 & -0.2696 & -0.2587 \\ \hline \end{tabular} \begin{tabular}{|c|c|c|c|c|} \hline Risk-free rate & 0.04 Vanguard Bond Fund (Bonds) & Fidelity Fund (Equity) & & \\ \hline & & & Optimal Vanguard: & \#DIV/O! \\ \hline Expected Return & & & Optimal Fidelity: & \#DIV/O! \\ \hline Standard Deviation & & & & \\ \hline Correlation Coefficient & & & & \\ \hline \end{tabular}