condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.024704 0.0198161 0.0295919 12 h after light 0.00903525 0.0 0.0180705 4 h after dark 0.00789725 0.0 0.0157945 8 h after dark 0.019717949999999998 0.0156907 0.0237452 12 h after dark 0.00656075 0.0 0.0131215