FRIEDMAN version 1.24 (Jan 17, 2002) http://ff123.net/
Friedman Analysis

Number of listeners: 9
Critical significance:  0.05
Significance of data: 7.17E-05 (highly significant)
Fisher's protected LSD for rank sums:  20.369

Ranksums:

FhGAAC   PsyAAC12 ComAAC_A PsyFast2 MP3Enc   LamePsy  Lame390  FastEnc  
 70.50    51.00    45.50    39.50    36.00    30.00    29.00    22.50   

---------------------------- p-value Matrix ---------------------------

         PsyAAC12 ComAAC_A PsyFast2 MP3Enc   LamePsy  Lame390  FastEnc  
FhGAAC   0.061    0.016*   0.003*   0.001*   0.000*   0.000*   0.000*   
PsyAAC12          0.597    0.268    0.149    0.043*   0.034*   0.006*   
ComAAC_A                   0.564    0.361    0.136    0.112    0.027*   
PsyFast2                            0.736    0.361    0.312    0.102    
MP3Enc                                       0.564    0.501    0.194    
LamePsy                                               0.923    0.470    
Lame390                                                        0.532    
-----------------------------------------------------------------------

FhGAAC is better than ComAAC_A, PsyFast2, MP3Enc, LamePsy, Lame390, FastEnc
PsyAAC12 is better than LamePsy, Lame390, FastEnc
ComAAC_A is better than FastEnc