condition mean min max 0 h after light 107.818 106.905 108.731 4 h after light 134.49 130.729 138.251 8 h after light 232.8915 228.117 237.666 4 h after dark 161.724 149.85 173.598 8 h after dark 159.73149999999998 156.079 163.384 12 h after dark 102.4328 96.7236 108.142