condition	mean	min	max
4 h after light	1146.3	1146.3	1146.3
8 h after light	1421.65	1359.6	1483.7
12 h after light	1301.9	1087.7	1516.1
4 h after dark	1116.1	1086.5	1145.7
8 h after dark	1098.7	785.4	1412.0
12 h after dark	1039.25	835.5	1243.0