condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.040550666666666665 0.0 0.121652 12 h after light 0.06638350000000001 0.0 0.139748 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.1526955 0.0 0.305391