#dinucleotide	frequency
AA	2238	0.140463189606
AC	833	0.0522814284818
AG	774	0.0485784221427
AT	1460	0.0916337161865
CA	776	0.0487039477813
CC	1112	0.0697922550681
CG	208	0.0130546664156
CT	1542	0.0967802673696
GA	676	0.0424276658508
GC	400	0.0251051277223
GG	325	0.0203979162744
GT	335	0.0210255444675
TA	1614	0.10129919036
TC	1294	0.0812150881818
TG	429	0.0269252494822
TT	1917	0.120316324609