#dinucleotide	frequency
AA	2393	0.156928323169
AC	959	0.0628893697947
AG	857	0.056200406584
AT	2001	0.131221719457
CA	1106	0.0725293461866
CC	654	0.0428880582333
CG	203	0.0133123483507
CT	711	0.0466260082628
GA	655	0.042953636304
GC	355	0.0232802150961
GG	349	0.0228867466719
GT	487	0.0319365204276
TA	2055	0.134762935274
TC	706	0.0462981179094
TG	438	0.0287231949636
TT	1320	0.086563053315