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\begin{document}
 
 
  
\begin{tabular}{lccc}
LU observable & \textsc{Run\,1}\xspace                                   & \textsc{Run\,2p1}\xspace                                & \textsc{Run\,2p2}\xspace                                \\ \hline
  $ R_K$ \xspace  $\text{low-} q^2\xspace$ \xspace   & $1.027\,^{\,+\,0.243\,+\,0.092}_{\,-\,0.180\,-\,0.073}$ & $1.039\,^{\,+\,0.203\,+\,0.027}_{\,-\,0.149\,-\,0.027}$ & $0.953\,^{\,+\,0.123\,+\,0.029}_{\,-\,0.104\,-\,0.026}$ \\
  $ R_{ K\xspace\xspace^*\xspace}$ \xspace  $\text{low-} q^2\xspace$ \xspace & $1.212\,^{\,+\,0.344\,+\,0.149}_{\,-\,0.240\,-\,0.114}$ & $1.021\,^{\,+\,0.234\,+\,0.036}_{\,-\,0.187\,-\,0.027}$ & $0.825\,^{\,+\,0.108\,+\,0.036}_{\,-\,0.091\,-\,0.031}$ \\
  $ R_K$ \xspace  $\text{central-} q^2\xspace$ \xspace   & $0.839\,^{\,+\,0.083\,+\,0.062}_{\,-\,0.073\,-\,0.056}$ & $0.929\,^{\,+\,0.082\,+\,0.023}_{\,-\,0.073\,-\,0.020}$ & $1.001\,^{\,+\,0.066\,+\,0.024}_{\,-\,0.061\,-\,0.022}$ \\
  $ R_{ K\xspace\xspace^*\xspace}$ \xspace  $\text{central-} q^2\xspace$ \xspace & $1.082\,^{\,+\,0.214\,+\,0.176}_{\,-\,0.165\,-\,0.148}$ & $1.154\,^{\,+\,0.179\,+\,0.027}_{\,-\,0.147\,-\,0.023}$ & $0.962\,^{\,+\,0.091\,+\,0.020}_{\,-\,0.080\,-\,0.018}$ \\
\hline
\end{tabular}
\end{document}
