condition	mean	min	max
4 h after light	1587.8	1587.8	1587.8
8 h after light	1557.7	1527.5	1587.9
12 h after light	1357.25	1235.9	1478.6
4 h after dark	1365.1999999999998	1326.1	1404.3
8 h after dark	1346.6999999999998	1228.3	1465.1
12 h after dark	1414.3000000000002	1299.9	1528.7