\begin{table}
\centering
\begin{tabular}[t]{lc}
\toprule
  & (1)\\
\midrule
x1 & \num{0.791}\\
 & (\num{0.127})\\
\midrule
Num.Obs. & \num{150}\\
R2 & \num{0.735}\\
R2 Adj. & \num{0.714}\\
R2 Within & \num{0.275}\\
R2 Within Adj. & \num{0.269}\\
AIC & \num{192.8}\\
BIC & \num{228.9}\\
RMSE & \num{0.42}\\
Std.Errors & by: fe1\textasciicircum{}fe2\\
FE: fe1 & X\\
FE: fe2 & X\\
FE: fe3 & X\\
\bottomrule
\end{tabular}
\end{table}
