condition	mean	min	max
4 h after light	1801.7	1801.7	1801.7
8 h after light	1677.3	1650.1	1704.5
12 h after light	1598.85	1449.6	1748.1
4 h after dark	1644.85	1362.6	1927.1
8 h after dark	1746.9	1744.6	1749.2
12 h after dark	1820.25	1816.4	1824.1