condition mean min max 0 h after light 0.8966114999999999 0.513003 1.28022 4 h after light 0.8646715 0.782671 0.946672 8 h after light 0.1601535 0.130319 0.189988 4 h after dark 0.6930285 0.628671 0.757386 8 h after dark 1.0447250000000001 1.00869 1.08076 12 h after dark 1.10755 1.00052 1.21458