Pos	A	C	G	T
1	0.181818181818182	0.727272727272727	0.0	0.0909090909090909
2	0.636363636363636	0.181818181818182	0.0	0.181818181818182
3	0.0909090909090909	0.0909090909090909	0.818181818181818	0.0
4	0.0	0.181818181818182	0.0	0.818181818181818
5	0.181818181818182	0.0909090909090909	0.636363636363636	0.0909090909090909
6	0.0909090909090909	0.0909090909090909	0.636363636363636	0.181818181818182
7	0.181818181818182	0.0909090909090909	0.545454545454545	0.181818181818182