condition	mean	min	max
4 h after light	438.7	438.7	438.7
8 h after light	453.15	437.9	468.4
12 h after light	710.8	693.9	727.7
4 h after dark	538.1	265.2	811.0
8 h after dark	455.15	342.7	567.6
12 h after dark	310.65	305.6	315.7