condition mean min max 0 h after light 21.7997 20.0513 23.5481 2 h after light 18.4027 15.3489 21.4565 4 h after light 31.982549999999996 27.7822 36.1829 8 h after light 35.45215 28.7084 42.1959 12 h after light 39.86435 37.0733 42.6554 2 h after dark 41.547399999999996 35.6563 47.4385 4 h after dark 36.81045 24.5279 49.093 8 h after dark 27.139899999999997 25.116 29.1638 12 h after dark 16.9617 15.4384 18.485