condition	mean	min	max
4 h after light	19212.0	19212.0	19212.0
8 h after light	19021.1	18616.3	19425.9
12 h after light	17883.949999999997	17777.1	17990.8
4 h after dark	17599.05	15780.4	19417.7
8 h after dark	17217.4	17184.1	17250.7
12 h after dark	15826.05	15532.0	16120.1