condition mean min max 3 h after light 47.736866666666664 42.714 50.6821 6 h after light 56.118500000000004 47.2082 70.2857 9 h after light 75.37826666666666 69.2471 80.4254 12 h after light 82.57815 43.8904 100.861 3 h after dark 72.46063333333333 66.2319 79.0084 6 h after dark 56.6591 53.5205 58.5561 9 h after dark 40.206633333333336 35.7421 42.7077 12 h after dark 28.9359 23.0287 34.8431