condition	mean	min	max
4 h after light	4.348246666666666	4.1552	4.69551
8 h after light	4.331043333333334	4.25671	4.3825199999999995
12 h after light	4.4075766666666665	4.36875	4.46322
4 h after dark	4.47428	4.33819	4.71935
8 h after dark	4.43508	4.2732	4.75495
12 h after dark	4.36636	4.271380000000001	4.5542300000000004