condition mean min max 3 h after light 0.141895 0.0 0.290653 6 h after light 0.12179066666666667 0.0 0.186847 9 h after light 0.0954902 0.0861846 0.105185 12 h after light 0.0671447 0.0 0.169574 3 h after dark 0.27366233333333334 0.218475 0.327697 6 h after dark 0.17193836666666668 0.0943701 0.312605 9 h after dark 0.193623 0.0 0.298446 12 h after dark 0.0540885 0.0 0.108177