#dinucleotide	frequency
AA	1507	0.0903531386774
AC	1167	0.0699682235146
AG	928	0.0556388272678
AT	1239	0.0742850290785
CA	1199	0.0718868037652
CC	1456	0.087295401403
CG	482	0.0288986150249
CT	1277	0.0765633431261
GA	758	0.0454463696864
GC	816	0.0489237963907
GG	699	0.0419089873494
GT	578	0.0346543557767
TA	1377	0.0825589064093
TC	975	0.0584567420109
TG	741	0.0444271239283
TT	1480	0.0887343365909