condition mean min max 0 h after light 132.9255 127.177 138.674 2 h after light 70.80895 63.0584 78.5595 4 h after light 57.37065 55.0085 59.7328 8 h after light 50.90545 47.5093 54.3016 12 h after light 60.5779 59.5594 61.5964 2 h after dark 74.22485 71.4349 77.0148 4 h after dark 84.19635 79.844 88.5487 8 h after dark 129.946 125.745 134.147 12 h after dark 133.6245 130.0 137.249