condition	mean	min	max
4 h after light	2241.9	2241.9	2241.9
8 h after light	2582.15	2485.3	2679.0
12 h after light	2484.45	2265.2	2703.7
4 h after dark	2376.0	2273.7	2478.3
8 h after dark	2265.25	2125.6	2404.9
12 h after dark	2312.55	1798.1	2827.0