condition mean min max 3 h after light 0.8440086666666666 0.785671 0.899907 6 h after light 0.729231 0.623837 0.922926 9 h after light 0.4172983333333333 0.284714 0.519342 12 h after light 0.443589 0.155747 0.674725 3 h after dark 0.17947233333333334 0.110809 0.235765 6 h after dark 0.2719583666666667 0.0660591 0.456019 9 h after dark 0.1807233 0.0923479 0.254538 12 h after dark 0.3567465 0.289237 0.424256