condition mean min max 3 h after light 0.12583 0.0 0.233108 6 h after light 0.34468 0.128754 0.614317 9 h after light 1.544146 0.847078 1.91774 12 h after light 2.2511200000000002 1.16513 3.82526 3 h after dark 2.89378 1.47913 5.43305 6 h after dark 1.1790276666666668 0.421654 2.26764 9 h after dark 0.37657033333333334 0.27117 0.431659 12 h after dark 0.44120766666666666 0.175017 0.592826