condition	mean	min	max
4 h after light	133.9	133.9	133.9
8 h after light	406.5	401.4	411.6
12 h after light	624.5	357.9	891.1
4 h after dark	677.65	398.0	957.3
8 h after dark	456.15	446.0	466.3
12 h after dark	620.95	540.2	701.7