condition	mean	min	max
4 h after light	41.9	41.9	41.9
8 h after light	38.6	32.1	45.1
12 h after light	47.55	42.0	53.1
4 h after dark	61.0	49.1	72.9
8 h after dark	66.5	53.2	79.8
12 h after dark	66.95	66.4	67.5