file	normalization factor	total signal
SRR1232278.bedGraph	0.598479	1670902669
SRR1232276.bedGraph	0.902279	1108305200
SRR1232277.bedGraph	0.463699	2.15657e+09
SRR1232273.bedGraph	0.548044	1824671922
SRR1232274.bedGraph	0.538264	1857824384
SRR1232282.bedGraph	0.505647	1977662720
SRR1232271.bedGraph	0.434328	2.30241e+09
SRR1232281.bedGraph	0.363573	2.75048e+09
SRR1232272.bedGraph	0.507858	1969053153
SRR1232279.bedGraph	0.555951	1798720258
SRR1232280.bedGraph	0.512481	1951292652
SRR1232275.bedGraph	0.469952	2127875167