condition mean min max 4 h after light 1123.5644065000001 513.677827 1733.450986 8 h after light 669.1665 607.438878 730.894122 12 h after light 1230.6183645 513.585515 1947.651214 4 h after dark 2100.1915225000002 1553.641067 2646.741978 8 h after dark 2814.219802 2492.604678 3135.834926 12 h after dark 3202.30898 3202.30898 3202.30898