condition mean min max 2 h after light 148.41633333333334 100.936 176.025 6 h after light 131.87061666666668 90.389 180.867 10 h after light 88.42008333333334 63.5573 145.508 14 h after light 80.5858 43.5066 136.443 18 h after light 94.80485 67.0181 117.314 2 h after dark 68.17525 41.724 80.1893