condition	mean	min	max
4 h after light	1989.7	1989.7	1989.7
8 h after light	2030.15	1785.3	2275.0
12 h after light	2441.3	1930.6	2952.0
4 h after dark	2190.8500000000004	2055.9	2325.8
8 h after dark	1984.6	1915.8	2053.4
12 h after dark	1774.55	1759.3	1789.8