condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.04568366666666667 0.0 0.137051 4 h after dark 0.0 0.0 0.0 8 h after dark 0.04212433333333334 0.0 0.126373 12 h after dark 0.0 0.0 0.0