condition mean min max 0 h after light 2.688435 2.42096 2.95591 4 h after light 0.495718 0.16982 0.821616 8 h after light 0.498244 0.254483 0.742005 4 h after dark 1.0663885 0.900277 1.2325 8 h after dark 1.1138569999999999 0.820724 1.40699 12 h after dark 0.9072715 0.732673 1.08187