condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 6.93285e-10 0.0 1.38657e-09 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 3.29152e-10 0.0 6.58304e-10 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0