file	normalization factor	total signal
ERR2713051.bedGraph	0.130678	7652378060
ERR2713047.bedGraph	0.144274	6931247620
ERR2713052.bedGraph	0.137211	7288060265
ERR2713050.bedGraph	0.140348	7125159063
ERR2713046.bedGraph	0.141150	7084646506
ERR2713049.bedGraph	0.117465	8513164892
ERR2713045.bedGraph	0.118414	8444952154
ERR2713048.bedGraph	0.135140	7399757621