condition mean min max 0 h after light 5.211914999999999 5.12454 5.29929 4 h after light 4.816504999999999 4.07461 5.5584 8 h after light 1.48846 1.17791 1.79901 4 h after dark 2.276795 1.95594 2.59765 8 h after dark 5.144905 3.94031 6.3495 12 h after dark 6.36822 6.2981 6.43834