condition mean min max 0 h after light 3.69446 3.28576 4.10316 2 h after light 3.537955 2.50162 4.57429 4 h after light 3.6100149999999998 3.41405 3.80598 8 h after light 3.92801 3.52905 4.32697 12 h after light 6.699645 6.60115 6.79814 2 h after dark 4.048145 3.31509 4.7812 4 h after dark 4.462545 3.99854 4.92655 8 h after dark 4.404645 3.63528 5.17401 12 h after dark 4.38591 3.44061 5.33121