#dinucleotide	frequency
AA	1997	0.112557772517
AC	1271	0.0716379213166
AG	844	0.0475707361064
AT	1613	0.0909142148574
CA	1272	0.0716942847481
CC	1455	0.0820087926953
CG	364	0.0205162890317
CT	1413	0.0796415285763
GA	758	0.0427234810055
GC	621	0.0350016909029
GG	530	0.029872618645
GT	466	0.0262653590351
TA	1699	0.0957614699583
TC	1157	0.0652124901364
TG	636	0.035847142374
TT	1646	0.0927742080938