condition mean min max 2 h after light 0.23791800000000002 0.0 0.539849 6 h after light 0.17853716666666666 0.0 0.552513 10 h after light 0.476775 0.0 0.853711 14 h after light 0.19607083333333333 0.0 0.522494 18 h after light 0.10496466666666666 0.0 0.362847 2 h after dark 0.21730249999999998 0.0 0.711286