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 0.03983385 0.0 0.0796677 4 h after dark 0.0 0.0 0.0 8 h after dark 0.050041333333333333 0.0 0.150124 12 h after dark 0.017467633333333333 0.0 0.0524029