condition mean min max 0 h after light 0.356937 0.237675 0.476199 4 h after light 0.2987975 0.234335 0.36326 8 h after light 0.058786 0.0 0.117572 4 h after dark 0.2922455 0.23435 0.350141 8 h after dark 0.0590135 0.0 0.118027 12 h after dark 0.175432 0.118678 0.232186