\begin{table}[ht!]
    \centering
    \caption{Comparison of Model Performance between Models Developed by Us and State-of-the-Art AI4Finance, during the testing period of 2020-07-01 to 2021-10-29.}
    \label{tab:stats2}
    {\footnotesize\begin{tabular}{*{4}{|m{0.20\linewidth}|}}
                      \toprule
                      & \bfseries zfjr0ks0                   & \bfseries p3irnh80                    & \bfseries AI4Finance \\[0.4cm]
                      \midrule
                      \bfseries Annual return       & 0.213                                & 0.265                                 & \color[HTML]{00F000} \bfseries 0.296 \\[0.4cm]
                      \bfseries Cum. returns        & 0.295                                & 0.369                                 & \color[HTML]{00F000} \bfseries 0.415 \\[0.4cm]
                      \bfseries Annual volatility   & 0.128                                & 0.130                                 & \color[HTML]{00F000} \bfseries 0.140 \\[0.4cm]
                      \bfseries Sharpe ratio        & 1.573                                & 1.866                                 & \color[HTML]{00F000} \bfseries 1.930 \\[0.4cm]
                      \bfseries Calmar ratio        & 2.323                                & 2.911                                 & \color[HTML]{00F000} \bfseries 3.350 \\[0.4cm]
                      \bfseries Stability           & 0.893                                & \color[HTML]{00F000} \bfseries 0.931  & 0.920 \\[0.4cm]
                      \bfseries Max drawdown        & -0.092                               & -0.091                                & \color[HTML]{00F000} \bfseries -0.088 \\[0.4cm]
                      \bfseries Omega ratio         & 1.299                                & 1.367                                 & \color[HTML]{00F000} \bfseries 1.380 \\[0.4cm]
                      \bfseries Sortino ratio       & 2.349                                & 2.792                                 & \color[HTML]{00F000} \bfseries 2.940 \\[0.4cm]
                      \bfseries Skew                & -0.127                               & -0.228                                & \color[HTML]{00F000} \bfseries -0.110 \\[0.4cm]
                      \bfseries Kurtosis            & 1.574                                & \color[HTML]{00F000} \bfseries 1.580  & 1.450 \\[0.4cm]
                      \bfseries Tail ratio          & \color[HTML]{00F000} \bfseries 1.110 & 1.028                                 & 1.100 \\[0.4cm]
                      \bfseries Daily value at risk & -0.015                               & \color[HTML]{00F000} \bfseries -0.014 & -0.017 \\[0.4cm]
                      \bfseries Beta                & 0.888                                & 0.920                                 & \color[HTML]{00F000} \bfseries 0.980 \\[0.4cm]
                      \bfseries Alpha               & -0.025                               & 0.009                                 & \color[HTML]{00F000} \bfseries 0.020 \\[0.4cm]
                      \bottomrule
    \end{tabular}}
\end{table}
