#dinucleotide	frequency
AA	1678	0.101041729391
AC	1301	0.0783404588427
AG	923	0.0555789727223
AT	1300	0.0782802432709
CA	1294	0.0779189498404
CC	1400	0.0843018004456
CG	423	0.0254711868489
CT	1240	0.0746673089661
GA	776	0.0467272836756
GC	741	0.0446197386644
GG	592	0.0356476184741
GT	524	0.0315529595954
TA	1454	0.0875534413199
TC	916	0.0551574637201
TG	694	0.0417896067923
TT	1351	0.08135123743