condition	mean	min	max
4 h after light	2161.0505553333333	2044.125	2291.113333
8 h after light	2051.0238886666666	2000.483333	2096.605
12 h after light	1674.188889	1499.516667	1785.036667
1.5 h after dark	1684.961111	1586.893333	1760.203333
5.5 h after dark	2265.828889	1973.886667	2530.266667
9.5 h after dark	2443.7311113333335	2141.54	2723.836667