condition mean min max 0 h after light 0.395922 0.0 0.791844 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.5278350038807501 7.7615e-09 1.05567 12 h after light 0.0 0.0 0.0 2 h after dark 0.1514795 0.0 0.302959 4 h after dark 0.10915535 0.0973627 0.120948 8 h after dark 0.1414825 0.0 0.282965 12 h after dark 0.17508800000000002 0.152071 0.198105