condition mean min max 3 h after light 0.10647756666666668 0.0746457 0.142526 6 h after light 0.47072433333333336 0.376867 0.608002 9 h after light 1.56471 1.07071 2.36516 12 h after light 1.645785 0.40284 2.68216 3 h after dark 4.26211 3.68961 4.84239 6 h after dark 2.6663200000000002 2.3742 3.13457 9 h after dark 0.9165543333333332 0.645878 1.29876 12 h after dark 0.31523500000000004 0.304483 0.325987