#dinucleotide	frequency
AA	2395	0.150657356734
AC	866	0.0544756872366
AG	689	0.0433415109769
AT	2026	0.127445429955
CA	939	0.0590677486318
CC	580	0.0364848713594
CG	192	0.012077750519
CT	957	0.060200037743
GA	623	0.039189784236
GC	354	0.0222683525193
GG	320	0.0201295841983
GT	477	0.0300056614456
TA	2018	0.12694219035
TC	869	0.0546644020884
TG	573	0.036044536705
TT	2019	0.127005095301