condition mean min max 3 h after light 0.018480266666666665 0.0 0.0554408 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.021287733333333333 0.0 0.0638632 3 h after dark 0.114134 0.0 0.206534 6 h after dark 0.034115 0.0 0.0539701 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0