condition mean min max 3 h after light 76.3018 70.8667 84.3842 6 h after light 64.43886666666667 54.5598 78.0996 9 h after light 55.53553333333333 50.9441 59.8341 12 h after light 46.48155 35.8522 71.3816 3 h after dark 44.066066666666664 42.1762 45.2085 6 h after dark 51.38563333333333 47.4103 54.8333 9 h after dark 60.3709 53.403 68.5276 12 h after dark 60.6466 58.3951 62.8981