condition	mean	min	max
4 h after light	1904.4	1904.4	1904.4
8 h after light	1861.4	1783.2	1939.6
12 h after light	1718.5	1567.3	1869.7
4 h after dark	1438.75	1308.1	1569.4
8 h after dark	1302.9499999999998	1155.6	1450.3
12 h after dark	1563.05	1380.8	1745.3