condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03959066666666667 0.0 0.118772 12 h after light 0.39762866666666663 0.0 0.839776 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0