Example of the "Base Composition" output:

Base composition: 

Selection: 1 > 1831
Length: 1831

Base Frequencies:
-----------------

A: 473   25,83%
C: 371   20,26%
G: 387   21,14%
T: 600   32,77%
X: 0   0%

Dinucleotide frequencies:
-------------------------

AA    138  15,08%
AC    89  9,727%
AG    106  11,58%
AT    140  15,3%
CA    121  13,22%
CC    89  9,727%
CG    10  1,093%
CT    151  16,5%
GA    82  8,962%
GC    87  9,508%
GG    120  13,11%
GT    97  10,6%
TA    132  14,43%
TC    105  11,48%
TG    151  16,5%
TT    212  23,17%

Trinucleotide frequencies:
--------------------------

AAA    37  4,044%
AAC    22  2,404%
AAG    37  4,044%
AAT    42  4,59%
ACA    33  3,607%
ACC    21  2,295%
ACG    5  0,5464%
ACT    30  3,279%
AGA    24  2,623%
AGC    17  1,858%
AGG    39  4,262%
AGT    26  2,842%
ATA    40  4,372%
ATC    22  2,404%
ATG    30  3,279%
ATT    48  5,246%
CAA    31  3,388%
CAC    26  2,842%
CAG    31  3,388%
CAT    33  3,607%
CCA    27  2,951%
CCC    23  2,514%
CCG    2  0,2186%
CCT    37  4,044%
CGA    1  0,1093%
CGC    2  0,2186%
CGG    2  0,2186%
CGT    5  0,5464%
CTA    32  3,497%
CTC    24  2,623%
CTG    49  5,355%
CTT    46  5,027%
GAA    23  2,514%
GAC    16  1,749%
GAG    24  2,623%
GAT    19  2,077%
GCA    31  3,388%
GCC    24  2,623%
GCG    0  0%
GCT    32  3,497%
GGA    27  2,951%
GGC    30  3,279%
GGG    33  3,607%
GGT    30  3,279%
GTA    16  1,749%
GTC    16  1,749%
GTG    37  4,044%
GTT    28  3,06%
TAA    47  5,137%
TAC    25  2,732%
TAG    14  1,53%
TAT    46  5,027%
TCA    30  3,279%
TCC    20  2,186%
TCG    3  0,3279%
TCT    52  5,683%
TGA    30  3,279%
TGC    38  4,153%
TGG    46  5,027%
TGT    36  3,934%
TTA    44  4,809%
TTC    43  4,699%
TTG    35  3,825%
TTT    90  9,836%