condition mean min max 0 h after light 40.8279 38.8361 42.8197 4 h after light 40.96695 34.0507 47.8832 8 h after light 103.5348 94.2566 112.813 4 h after dark 96.19855 87.1931 105.204 8 h after dark 68.45575 65.7975 71.114 12 h after dark 42.71725 34.9761 50.4584