condition mean min max 4 h after light 111.2201 60.6013 145.768 8 h after light 100.0347 38.1941 145.171 12 h after light 115.37896666666667 74.4269 170.548 4 h after dark 132.63066666666668 119.278 140.78 8 h after dark 109.272 90.563 127.039 12 h after dark 121.9096 95.1298 141.209