condition	mean	min	max
4 h after light	1677.7	1677.7	1677.7
8 h after light	1732.5	1697.8	1767.2
12 h after light	1691.55	1676.6	1706.5
4 h after dark	1339.75	1328.1	1351.4
8 h after dark	1253.3000000000002	1172.4	1334.2
12 h after dark	1363.95	1284.4	1443.5