condition mean min max 0 h after light 130.285 125.654 134.916 4 h after light 80.28425 80.0199 80.5486 8 h after light 107.90299999999999 106.366 109.44 4 h after dark 156.6295 153.209 160.05 8 h after dark 136.589 129.761 143.417 12 h after dark 132.4085 103.156 161.661