condition mean min max 4 h after light 45.745318499999996 44.727764 46.762873 8 h after light 44.749022499999995 42.632537 46.865508 12 h after light 47.621478499999995 40.842161 54.400796 4 h after dark 43.898388999999995 42.936741 44.860037 8 h after dark 41.0901715 40.143869 42.036474 12 h after dark 51.832593 51.832593 51.832593