condition	mean	min	max
4 h after light	1268.6	1268.6	1268.6
8 h after light	1173.85	1027.7	1320.0
12 h after light	1087.8	922.3	1253.3
4 h after dark	1382.65	1139.8	1625.5
8 h after dark	1446.35	1225.0	1667.7
12 h after dark	1378.55	1369.8	1387.3