condition mean min max 3 h after light 30.9397 27.3494 34.6123 6 h after light 31.1613 26.0454 35.0152 9 h after light 35.921533333333336 31.7271 41.0749 12 h after light 42.775975 32.845 55.6449 3 h after dark 41.085566666666665 39.2925 44.5841 6 h after dark 53.26336666666666 49.0791 55.7011 9 h after dark 51.851 48.1456 54.5244 12 h after dark 53.23895 51.8208 54.6571