condition mean min max 3 h after light 61.22376666666667 53.3018 71.7125 6 h after light 130.30943333333335 95.1683 158.068 9 h after light 137.04433333333333 128.381 145.543 12 h after light 109.43125 101.38 121.901 3 h after dark 219.222 206.347 241.384 6 h after dark 150.08466666666666 142.148 161.093 9 h after dark 92.66890000000001 82.5411 97.8344 12 h after dark 79.65785 64.1934 95.1223