condition	mean	min	max
4 h after light	670.0	670.0	670.0
8 h after light	654.95	622.8	687.1
12 h after light	1065.15	835.8	1294.5
4 h after dark	1531.25	1203.9	1858.6
8 h after dark	1645.15	1502.9	1787.4
12 h after dark	1518.9	1300.7	1737.1