condition mean min max 0 h after light 35.9397 35.1746 36.7048 4 h after light 27.10455 26.971 27.2381 8 h after light 14.172799999999999 11.9904 16.3552 4 h after dark 28.7682 24.418 33.1184 8 h after dark 35.54915 35.263 35.8353 12 h after dark 39.224199999999996 36.3983 42.0501