condition	mean	min	max
4 h after light	2230.3	2230.3	2230.3
8 h after light	2059.0	2055.5	2062.5
12 h after light	1904.5500000000002	1855.9	1953.2
4 h after dark	2174.1499999999996	2119.7	2228.6
8 h after dark	2304.3500000000004	2301.4	2307.3
12 h after dark	2391.5	2370.3	2412.7