condition	mean	min	max
4 h after light	1173.2	1173.2	1173.2
8 h after light	1309.85	1297.4	1322.3
12 h after light	1267.15	1216.7	1317.6
4 h after dark	1556.9	1477.5	1636.3
8 h after dark	1749.75	1618.5	1881.0
12 h after dark	1802.1999999999998	1777.6	1826.8