condition	mean	min	max
4 h after light	653.0	653.0	653.0
8 h after light	590.85	518.5	663.2
12 h after light	502.95	465.6	540.3
4 h after dark	602.25	457.2	747.3
8 h after dark	673.7	597.0	750.4
12 h after dark	547.5	517.3	577.7