\begin{tabular}{rrrr}
  \hline
  Method & 
  Compression Ratio & 
  Compression Time & 
  Decompression Time \\
  \hline
  text & 4.62 & 0.27 & 0.38 \\
  fax & 1.66 & 0.20 & 0.16 \\
  Csrc & 5.12 & 1.14 & 1.02 \\
  Excl & 3.60 & 0.21 & 0.28 \\
  SPRC & 5.42 & 0.50 & 0.58 \\
  tech & 4.70 & 0.22 & 0.35 \\
  poem & 4.58 & 0.23 & 0.34 \\
  html & 5.30 & 0.62 & 0.79 \\
  list & 4.87 & 2.77 & 3.32 \\
  man & 5.10 & 2.48 & 3.07 \\
  play & 4.85 & 0.27 & 0.39 \\
\end{tabular}
\caption{Results for pack (sorted by file)}