condition	mean	min	max
4 h after light	625.3389999999999	616.56	634.118
8 h after light	519.9205	489.99	549.851
12 h after light	413.695	406.181	421.209
4 h after dark	292.679	289.887	295.921
8 h after dark	322.2	309.769	336.957
12 h after dark	499.3713333333333	488.985	504.745