condition mean min max 4 h after light 355.378705 238.44843 472.30898 8 h after light 355.0808105 298.460506 411.701115 12 h after light 315.224107 263.297179 367.151035 4 h after dark 178.8198505 109.302442 248.337259 8 h after dark 148.0971475 146.88064 149.313655 12 h after dark 130.770518 130.770518 130.770518