condition	mean	min	max
4 h after light	1524.4390745	1348.223015	1700.655134
8 h after light	1735.770066	1660.330614	1811.209518
12 h after light	1707.5230944999998	1698.24734	1716.798849
4 h after dark	1932.2062555	1845.354747	2019.057764
8 h after dark	1981.0843835	1853.821326	2108.347441
12 h after dark	1664.534321	1664.534321	1664.534321