condition mean min max 0 h after light 48.041799999999995 44.1549 51.9287 2 h after light 46.1085 43.9105 48.3065 4 h after light 49.229200000000006 47.8629 50.5955 8 h after light 75.4768 65.3493 85.6043 12 h after light 166.75150000000002 158.506 174.997 2 h after dark 164.5475 157.383 171.712 4 h after dark 120.7705 120.501 121.04 8 h after dark 89.26920000000001 80.0562 98.4822 12 h after dark 51.22055 47.0756 55.3655