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\begin{document}
    
  
  
  \begin{tabular}{l r@{$\pm$}lr@{$\pm$}lr@{$\pm$}l} \hline &
  \multicolumn{2}{c}{Magnet up} & \multicolumn{2}{c}{Magnet down} & 
  \multicolumn{2}{c}{Mean} \\ \hline
 $ A_{\rm raw}( K\xspace\xspace^-\xspace\pi\xspace\xspace^+\xspace\pi\xspace\xspace^+\xspace)$ \xspace & $-1.969$&$0.033$ &  $-1.672$&$0.032$ & $-1.827$&$0.023$ \\ 
 $ A_{\rm raw}(\kern 0.2em\overline{\kern -0.2em  K\xspace}{}\xspace{}^0\xspace\pi\xspace\xspace^+\xspace)$ \xspace  & $-0.94$&$0.17$   &  $-0.51$&$0.16$   & $-0.71$&$0.12$   \\ \hline 
 $ A_D( K\xspace\xspace^-\xspace\pi\xspace\xspace^+\xspace)$ \xspace     & $-1.08$&$0.17$   &  $-1.22$&$0.16$   & $-1.17$&$0.12$   \\ \hline
\end{tabular}
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