condition mean min max 0 h after light 5.447645 5.19709 5.6982 2 h after light 14.7194 10.0689 19.3699 4 h after light 5.40197 4.98566 5.81828 8 h after light 3.956885 3.74542 4.16835 12 h after light 12.5977 12.5571 12.6383 2 h after dark 2.621765 2.39181 2.85172 4 h after dark 2.5913500000000003 2.36828 2.81442 8 h after dark 4.233205 3.91671 4.5497 12 h after dark 6.3301300000000005 5.99805 6.66221