file	normalization factor	total signal
ERR2103724.bedGraph	0.251824	3.97102e+09
ERR2103728.bedGraph	0.301300	3.31895e+09
ERR2103727.bedGraph	0.340584	2.93613e+09
ERR2103725.bedGraph	0.264333	3.78311e+09
ERR2103726.bedGraph	0.256939	3.89198e+09
ERR2103729.bedGraph	0.313800	3.18674e+09