condition mean min max 3 h after light 0.205503 0.0 0.616509 6 h after light 0.13555799999999998 0.0 0.406674 9 h after light 0.0 0.0 0.0 12 h after light 0.17510466666666666 0.0 0.525314 3 h after dark 0.0 0.0 0.0 6 h after dark 0.147979 0.0 0.443937 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0