\begin{table}%t2
\caption{\label{tab:delta_c}Significances of the different spectral components. We list the increase in the {\it C}-statistic when the component is omitted from the model and the spectrum is refitted.} %\centering
\small
\begin{tabular}{lcc}
\hline
\hline
Component                     & Spectrum B & Spectrum C \\
\hline
Modified black body           & 7.36       & 88.97 \\
rel. \ion{O}{viii}            & 16.84      & 11.32 \\
BLR \ion{O}{viii}             & 0          & 16.69 \\
BLR \ion{O}{vii}              & 0          & 31.49 \\
narrow \ion{O}{vii} forbidden & 36.08      & 24.60 \\
BLR \ion{C}{vi}               & 4.07       & 12.01 \\
warm absorber 1               & --         & 14.53 \\
warm absorber 2               & 12.74      & 17.83 \\
warm absorber 3               & 12.75      & 14.55 \\
warm absorber 4               & 45.19      & 32.89 \\
\hline
\end{tabular}
\end{table}