condition mean min max 0 h after light 12.37965 12.0099 12.7494 2 h after light 5.882425 4.92945 6.8354 4 h after light 4.648415 3.98289 5.31394 8 h after light 4.59907 4.47886 4.71928 12 h after light 6.520849999999999 6.28236 6.75934 2 h after dark 9.494775 9.18738 9.80217 4 h after dark 9.707295 9.23429 10.1803 8 h after dark 14.1772 13.7897 14.5647 12 h after dark 14.386199999999999 13.5321 15.2403