condition mean min max 0 h after light 8.25565 7.33568 9.17562 2 h after light 4.300075 4.12928 4.47087 4 h after light 4.79497 3.69805 5.89189 8 h after light 3.6367599999999998 3.59384 3.67968 12 h after light 4.652185 4.28023 5.02414 2 h after dark 5.94712 5.70863 6.18561 4 h after dark 8.084735 7.31913 8.85034 8 h after dark 9.069355 8.86622 9.27249 12 h after dark 9.40192 7.83044 10.9734