condition mean min max 0 h after light 151.733 147.33 156.136 2 h after light 113.6645 103.297 124.032 4 h after light 51.8532 49.3272 54.3792 8 h after light 4.80049 3.87626 5.72472 12 h after light 7.73183 7.06907 8.39459 2 h after dark 4.48137 4.45966 4.50308 4 h after dark 5.791015 5.57754 6.00449 8 h after dark 44.516549999999995 42.4175 46.6156 12 h after dark 167.0075 161.427 172.588