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\begin{document}
\begin{tabular}{lcccc}
 Model & 
 scale & 
 {\large$\frac{\sigma(2.76\mathrm{\,Te\kern -0.1em V}\xspace)}{\sigma(5.02\mathrm{\,Te\kern -0.1em V}\xspace)}$}  &
 {\large$\frac{\sigma(7\mathrm{\,Te\kern -0.1em V}\xspace)}{\sigma(5.02\mathrm{\,Te\kern -0.1em V}\xspace)}$}    &
 {\large$\frac{\sigma(8\mathrm{\,Te\kern -0.1em V}\xspace)}{\sigma(5.02\mathrm{\,Te\kern -0.1em V}\xspace)}$}  \\[2mm]
\hline\\[-3mm] 
FONLL       & (min)      & 0.410 & 1.508 & 1.755 \\
FONLL       & (nominal)  & 0.404 & 1.549 & 1.827 \\
FONLL       & (max)      & 0.407 & 1.541 & 1.814 \\
CEM CTEQ6L  & $2 m_b$    & 0.355 & 1.611 & 1.922 \\
CEM CTEQ6L  & $m_b$      & 0.387 & 1.537 & 1.799 \\
CEM CTEQ6L  & $m_b/2$    & 0.440 & 1.431 & 1.629 \\
CEM MRST01L & $2 m_b$    & 0.410 & 1.502 & 1.748 \\
CEM MRST01L & $m_b$      & 0.457 & 1.424 & 1.624 \\
CEM MRST01L & $2m_b$     & 0.541 & 1.311 & 1.450 \\
CEM CTEQ5L  & $2 m_b$    & 0.367 & 1.604 & 1.915 \\
CEM CTEQ5L  & $m_b$      & 0.402 & 1.532 & 1.798 \\
CEM CTEQ5L  & $m_b/2$    & 0.455 & 1.438 & 1.646 \\
CEM MRST98L & $2 m_b$    & 0.423 & 1.521 & 1.786 \\
CEM MRST98L & $m_b$      & 0.473 & 1.444 & 1.664 \\
CEM MRST98L & $m_b/2$    & 0.557 & 1.341 & 1.503 \\
CEM GRV     & $2 m_b$    & 0.394 & 1.563 & 1.853 \\
CEM GRV     & $m_b$      & 0.433 & 1.495 & 1.742 \\
CEM GRV     & $m_b/2$    & 0.494 & 1.406 & 1.603 \\
\end{tabular}
\end{document}
