condition	mean	min	max
4 h after light	1159.2	1159.2	1159.2
8 h after light	1145.05	1048.1	1242.0
12 h after light	1134.65	1085.9	1183.4
4 h after dark	1123.25	1088.7	1157.8
8 h after dark	1031.1	998.3	1063.9
12 h after dark	1015.3	976.6	1054.0