condition mean min max 2 h after light 63.26873333333333 31.0265 98.2495 6 h after light 99.69305 62.534 131.534 10 h after light 78.76958333333334 35.7471 98.4529 14 h after light 99.54798333333333 48.0297 129.701 18 h after light 129.58891666666668 75.8095 200.472 2 h after dark 99.6328 77.1886 138.466