condition mean min max 0 h after light 77.44605 76.6218 78.2703 4 h after light 103.83255 80.4101 127.255 8 h after light 277.4305 243.78 311.081 4 h after dark 261.8405 251.846 271.835 8 h after dark 140.08 137.741 142.419 12 h after dark 78.35415 55.2853 101.423