condition mean min max 0 h after light 35.685 34.9567 36.4133 4 h after light 49.19605 46.504 51.8881 8 h after light 62.68425 60.6212 64.7473 4 h after dark 79.2928 78.9825 79.6031 8 h after dark 68.299 66.6748 69.9232 12 h after dark 47.031949999999995 40.037 54.0269