condition	mean	min	max
4 h after light	20.713297500000003	20.578047	20.848548
8 h after light	22.484202	19.495005	25.473399
12 h after light	16.814026	16.463522	17.16453
4 h after dark	42.048138	20.210974	63.885302
8 h after dark	21.0717085	16.901519	25.241898
12 h after dark	20.578047	20.578047	20.578047