\begin{tabular}{rrrr}
  \hline
  Method & 
  Compression Ratio & 
  Compression Time & 
  Decompression Time \\
  \hline
  bib & 1.98 & 3.67 & 3.74 \\
  book1 & 2.36 & 4.77 & 5.02 \\
  book2 & 2.03 & 4.33 & 4.22 \\
  geo & 4.29 & 5.25 & 5.67 \\
  news & 2.50 & 4.34 & 4.30 \\
  obj1 & 3.78 & 5.27 & 5.26 \\
  obj2 & 2.48 & 4.07 & 3.73 \\
  paper1 & 2.50 & 4.21 & 4.16 \\
  paper2 & 2.44 & 4.12 & 4.23 \\
  pic & 0.82 & 2.33 & 2.02 \\
  progc & 2.52 & 4.23 & 4.32 \\
  progl & 1.75 & 3.50 & 3.36 \\
  progp & 1.82 & 3.60 & 3.35 \\
  trans & 1.59 & 3.23 & 2.95 \\
\end{tabular}
\caption{Results for szip (sorted by file)}
