condition	mean	min	max
4 h after light	2053.6	2053.6	2053.6
8 h after light	2235.55	2231.5	2239.6
12 h after light	2011.4	1699.0	2323.8
4 h after dark	1322.5	1006.9	1638.1
8 h after dark	1230.5	1096.8	1364.2
12 h after dark	1578.75	1566.3	1591.2