condition mean min max 2 h after light 140.99933333333334 112.048 186.375 6 h after light 64.54301666666667 46.4504 78.73 10 h after light 89.6108 31.0148 168.397 14 h after light 109.45898333333334 60.8364 165.572 18 h after light 79.0804 73.6011 88.3746 2 h after dark 130.72805 75.8895 170.107