N     & DFA       & SDD       & FDR2      & FDR2c     \\ 
\hline 
3     & 0.30      & -         & 2039.40   & +         \\ 
\hline 
5     & 0.89      & -         & *         & +         \\ 
\hline 
10    & 7.76      & -         & *         & +         \\ 
\hline 
20    & 71.54     & -         & *         & +         \\ 
\hline 
30    & 383.30    & *         & *         & +         \\ 
