condition mean min max 3 h after light 60.83266666666667 52.6845 67.6852 6 h after light 54.8652 40.8355 66.5753 9 h after light 66.8904 56.6311 80.0277 12 h after light 79.324025 72.6267 93.4222 3 h after dark 95.06456666666666 88.4779 100.862 6 h after dark 73.3276 68.7297 78.7359 9 h after dark 61.181133333333335 57.4822 65.5355 12 h after dark 54.62905 52.5961 56.662