condition mean min max 0 h after light 0.2187425 0.182475 0.25501 4 h after light 0.27419099999999996 0.251426 0.296956 8 h after light 0.548962 0.504587 0.593337 4 h after dark 0.465904 0.395124 0.536684 8 h after dark 0.16251405 0.0717581 0.25327 12 h after dark 0.16173349999999997 0.145524 0.177943