condition	mean	min	max
4 h after light	1478.1	1478.1	1478.1
8 h after light	1281.15	1153.9	1408.4
12 h after light	826.45	648.5	1004.4
4 h after dark	1003.7	655.2	1352.2
8 h after dark	1282.65	1243.3	1322.0
12 h after dark	1475.75	1241.0	1710.5