condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.9933566666666667 0.0 2.98007 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.68247 0.0 2.04741 6 h after dark 1.02817 0.0 1.62657 9 h after dark 0.0 0.0 0.0 12 h after dark 0.5359933333333333 0.0 1.60798