condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.11600066666666665 0.0 0.348002 12 h after light 0.07624133333333334 0.0 0.228724 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0