condition	mean	min	max
4 h after light	3669.9	3669.9	3669.9
8 h after light	3328.2	3226.1	3430.3
12 h after light	2677.65	2399.3	2956.0
4 h after dark	2192.75	2173.7	2211.8
8 h after dark	2278.25	2186.2	2370.3
12 h after dark	2790.55	2554.5	3026.6