condition	mean	min	max
4 h after light	1796.1	1796.1	1796.1
8 h after light	1650.2	1531.7	1768.7
12 h after light	1648.25	1438.3	1858.2
4 h after dark	1516.1999999999998	1468.8	1563.6
8 h after dark	1445.3	1429.8	1460.8
12 h after dark	1534.45	1512.0	1556.9