condition mean min max 0 h after light 69.1123 66.2574 71.9672 4 h after light 33.3689 24.6038 42.134 8 h after light 70.883 62.7328 79.0332 4 h after dark 98.46755 84.5391 112.396 8 h after dark 88.61695 87.2436 89.9903 12 h after dark 61.5792 55.8355 67.3229