condition	mean	min	max
4 h after light	1810.895	1688.486667	1961.475
8 h after light	1330.393889	1303.58	1374.526667
12 h after light	1468.4622223333333	1267.56	1772.136667
1.5 h after dark	1977.9744443333334	1722.136667	2224.043333
5.5 h after dark	2483.3955556666665	2468.33	2506.02
9.5 h after dark	2252.1899996666666	1940.313333	2734.133333