condition	mean	min	max
4 h after light	2567.5	2567.5	2567.5
8 h after light	2361.7	2183.1	2540.3
12 h after light	1993.4	1836.7	2150.1
4 h after dark	2072.3	1907.4	2237.2
8 h after dark	1926.8	1913.0	1940.6
12 h after dark	2551.85	1917.7	3186.0