file	normalization factor	total signal
ERR2030980.bedGraph	0.224493	4.45448e+09
ERR2030982.bedGraph	0.238630	4.19059e+09
ERR2030977.bedGraph	0.171953	5.81555e+09
ERR2030981.bedGraph	0.199215	5.0197e+09
ERR2030983.bedGraph	0.202569	4.9366e+09
ERR2030978.bedGraph	0.193922	5.15671e+09
ERR2030984.bedGraph	0.173665	5.75822e+09
ERR2030979.bedGraph	0.284280	3.51766e+09