#dinucleotide	frequency
AA	1919999	0.0590454201903
AC	1943257	0.0597606697206
AG	1954841	0.0601169106079
AN	400	1.23011356132e-05
AT	1643764	0.0505504097001
CA	2292285	0.0704942716225
CC	2052635	0.0631243537483
CG	2101247	0.0646193107594
CN	335	1.0302201076e-05
CT	2015826	0.0619923724963
GA	2031098	0.0624620298541
GC	2385726	0.0733678476546
GG	2044728	0.0628811910501
GN	366	1.1255539086e-05
GT	1964787	0.0604227783449
NA	389	1.19628543838e-05
NC	383	1.17783373496e-05
NG	361	1.11017748909e-05
NN	511466	0.0157290315688
NT	395	1.2147371418e-05
TA	1218363	0.0374681212226
TC	2080408	0.0639784523468
TG	2325503	0.0715158194295
TN	427	1.31314622671e-05
TT	2028334	0.062377029007