condition mean min max 4 h after light 0.175659 0.0 0.351318 8 h after light 0.0480145 0.0 0.096029 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.10925533333333333 0.0 0.187406 12 h after dark 0.08722266666666667 0.0 0.261668