#dinucleotide	frequency
AA	1647	0.0990497955256
AC	1304	0.0784219388982
AG	931	0.05598989656
AT	1281	0.0770387298533
CA	1350	0.0811883569882
CC	1484	0.0892470531633
CG	490	0.0294683666105
CT	1247	0.0749939860476
GA	813	0.048893432764
GC	759	0.0456458984845
GG	621	0.0373466442146
GT	529	0.0318138080346
TA	1353	0.0813687755593
TC	1025	0.0616430117873
TG	679	0.0408347365889
TT	1115	0.0670555689199