\begin{tabular}{rrrr}
  \hline
  Method & 
  Compression Ratio & 
  Compression Time & 
  Decompression Time \\
  \hline
  bib & 5.24 & 0.60 & 0.77 \\
  book1 & 4.56 & 0.40 & 0.58 \\
  book2 & 4.83 & 0.39 & 0.59 \\
  geo & 5.69 & 0.54 & 0.80 \\
  news & 5.23 & 0.41 & 0.64 \\
  obj1 & 6.08 & 1.21 & 1.61 \\
  obj2 & 6.30 & 0.44 & 0.79 \\
  paper1 & 5.03 & 0.72 & 0.95 \\
  paper2 & 4.65 & 0.54 & 0.83 \\
  pic & 1.66 & 0.37 & 0.29 \\
  progc & 5.26 & 0.81 & 1.14 \\
  progl & 4.81 & 0.59 & 0.88 \\
  progp & 4.91 & 0.80 & 0.87 \\
  trans & 5.58 & 0.58 & 0.86 \\
\end{tabular}
\caption{Results for pack (sorted by file)}
