condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.00838615 0.0 0.0167723 4 h after dark 0.029969633333333336 0.0 0.0603416 8 h after dark 0.00080925 0.0 0.00242775 12 h after dark 0.009665166666666667 0.0 0.0289955