\begin{tabular}{rrrr}
  \hline
  Method & 
  Compression Ratio & 
  Compression Time & 
  Decompression Time \\
  \hline
  bib & 2.10 & 5.11 & 1.69 \\
  book1 & 2.81 & 4.32 & 1.30 \\
  book2 & 2.40 & 4.11 & 1.26 \\
  geo & 4.47 & 5.92 & 2.13 \\
  news & 2.85 & 4.10 & 1.34 \\
  obj1 & 4.01 & 7.53 & 2.46 \\
  obj2 & 2.59 & 4.27 & 1.35 \\
  paper1 & 2.49 & 4.51 & 1.57 \\
  paper2 & 2.44 & 4.19 & 1.41 \\
  pic & 0.78 & 1.39 & 0.47 \\
  progc & 2.53 & 5.10 & 1.61 \\
  progl & 1.74 & 4.14 & 1.27 \\
  progp & 1.74 & 4.58 & 1.40 \\
  trans & 1.53 & 4.25 & 1.17 \\
\end{tabular}
\caption{Results for bzip2-1 (sorted by file)}
