condition mean min max 4 h after light 0.030164133333333332 0.0 0.0904924 8 h after light 0.038634666666666664 0.0 0.115904 12 h after light 0.027923133333333332 0.0 0.0837694 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