\begin{tabular}{rrrr}
  \hline
  Method & 
  Compression Ratio & 
  Compression Time & 
  Decompression Time \\
  \hline
  bib & 2.52 & 2.47 & 0.44 \\
  book1 & 3.26 & 3.17 & 0.31 \\
  book2 & 2.71 & 2.33 & 0.28 \\
  geo & 5.35 & 5.95 & 0.59 \\
  news & 3.07 & 2.12 & 0.31 \\
  obj1 & 3.84 & 2.61 & 1.27 \\
  obj2 & 2.65 & 2.26 & 0.33 \\
  paper1 & 2.79 & 2.28 & 0.66 \\
  paper2 & 2.90 & 2.94 & 0.54 \\
  pic & 0.88 & 1.09 & 0.21 \\
  progc & 2.68 & 2.30 & 0.91 \\
  progl & 1.82 & 1.74 & 0.54 \\
  progp & 1.82 & 1.72 & 0.63 \\
  trans & 1.62 & 1.49 & 0.42 \\
\end{tabular}
\caption{Results for gzip-d (sorted by file)}
