#dinucleotide	frequency
AA	1925	0.122323187393
AC	892	0.0566817055347
AG	746	0.0474042066468
AT	1755	0.111520620194
CA	830	0.052741945733
CC	695	0.0441634364873
CG	212	0.0134714367414
CT	1235	0.0784774734702
GA	636	0.0404143102243
GC	427	0.0271335070217
GG	333	0.0211603228061
GT	473	0.0300565546165
TA	1926	0.122386731906
TC	958	0.0608756433882
TG	578	0.0367287284743
TT	2116	0.134460189363