condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.009718066666666667 0.0 0.0291542 6 h after dark 0.011711733333333333 0.0 0.0351352 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0