condition	mean	min	max
4 h after light	498.4	498.4	498.4
8 h after light	480.95000000000005	454.1	507.8
12 h after light	595.4000000000001	567.7	623.1
4 h after dark	639.6500000000001	539.1	740.2
8 h after dark	696.8	675.2	718.4
12 h after dark	576.65	463.2	690.1