condition	mean	min	max
4 h after light	38847.25	34278.6	43415.9
8 h after light	35160.6	34900.6	35420.6
12 h after light	30692.35	28910.3	32474.4
4 h after dark	31200.566666666666	29924.5	32297.9
8 h after dark	36248.13333333333	34673.1	37677.9
12 h after dark	39066.13333333333	38745.7	39528.8