#dinucleotide	frequency
AA	1882	0.111857355126
AC	1026	0.0609806835067
AG	887	0.0527191679049
AT	1429	0.0849331352155
CA	993	0.0590193164933
CC	1274	0.075720653789
CG	340	0.0202080237741
CT	1392	0.0827340267459
GA	689	0.0409509658247
GC	582	0.0345913818722
GG	514	0.0305497771174
GT	549	0.0326300148588
TA	1660	0.0986627043091
TC	1117	0.0663893016345
TG	593	0.0352451708767
TT	1898	0.112808320951