condition mean min max 0 h after light 1.81352 1.46128 2.16576 2 h after light 2.934995 2.82319 3.0468 4 h after light 2.996525 2.38719 3.60586 8 h after light 2.16735 2.14769 2.18701 12 h after light 3.865215 3.74683 3.9836 2 h after dark 2.438805 2.37039 2.50722 4 h after dark 2.4627 1.90608 3.01932 8 h after dark 1.462235 1.01894 1.90553 12 h after dark 0.8953995 0.321459 1.46934