condition	mean	min	max
4 h after light	1569.5	1569.5	1569.5
8 h after light	1639.4499999999998	1526.8	1752.1
12 h after light	1619.15	1365.2	1873.1
4 h after dark	1726.4499999999998	1718.6	1734.3
8 h after dark	1953.3	1838.4	2068.2
12 h after dark	2174.95	2046.5	2303.4