condition mean min max 3 h after light 84.8921 75.6077 98.8363 6 h after light 147.049 113.903 169.623 9 h after light 168.881 157.591 187.103 12 h after light 135.28995 51.4018 174.357 3 h after dark 112.24066666666667 108.199 115.388 6 h after dark 71.2468 66.6548 77.42 9 h after dark 46.8218 42.8331 54.1516 12 h after dark 32.10765 28.4517 35.7636