condition mean min max 4 h after light 270.469556 186.982963 353.956149 8 h after light 156.46211449999998 137.847441 175.076788 12 h after light 76.203357 59.838873 92.567841 4 h after dark 126.8128695 99.44548 154.180259 8 h after dark 170.71156050000002 154.866769 186.556352 12 h after dark 302.027684 302.027684 302.027684