condition	mean	min	max
4 h after light	630.6	630.6	630.6
8 h after light	649.85	648.6	651.1
12 h after light	739.15	710.0	768.3
4 h after dark	761.25	756.8	765.7
8 h after dark	760.65	744.5	776.8
12 h after dark	710.05	562.8	857.3