#dinucleotide	frequency
AA	1685881	0.0497306083323
AC	1850040	0.0545730182849
AG	2113950	0.0623579122632
AN	382	1.12683471627e-05
AT	1632493	0.0481557535723
CA	2277448	0.0671808238454
CC	2399601	0.0707841285861
CG	2406120	0.0709764279452
CN	365	1.07668762156e-05
CT	2124965	0.0626828359386
GA	2295166	0.0677034745653
GC	2650597	0.0781880816344
GG	2392791	0.0705832452244
GN	476	1.40411865168e-05
GT	1848171	0.054517885979
NA	285	8.4070129355e-06
NC	418	1.23302856387e-05
NG	413	1.21827941837e-05
NN	923828	0.0272513471796
NT	394	1.16223266547e-05
TA	1023974	0.0302054830302
TC	2307839	0.0680773064072
TG	2273926	0.0670769308645
TN	287	8.46600951751e-06
TT	1690459	0.0498656515085