#dinucleotide	frequency
AA	1730001	0.0453587808007
AC	2109861	0.0553183047981
AG	2322862	0.0609029638066
AN	58	1.52069813049e-06
AT	1689353	0.0442930336006
CA	2556267	0.0670225939298
CC	2904779	0.0761602068066
CG	3257590	0.0854105348775
CN	201	5.27000559014e-06
CT	2318083	0.0607776635244
GA	2493865	0.065386480055
GC	3530647	0.0925697981433
GG	2911922	0.076347488647
GN	113	2.96273946112e-06
GT	2113670	0.055418172715
NA	72	1.88776319647e-06
NC	110	2.88408266127e-06
NG	202	5.29622452342e-06
NN	352381	0.00923905392965
NT	68	1.78288746333e-06
TA	1071932	0.0281049135933
TC	2491536	0.0653254161594
TG	2557638	0.0670585400873
TN	80	2.09751466274e-06
TT	1727086	0.0452823526102