condition	mean	min	max
4 h after light	34.17855	32.7295	35.6276
8 h after light	22.3202	20.1398	24.5006
12 h after light	30.9183	30.2704	31.5662
4 h after dark	44.97095	43.5355	46.4064
8 h after dark	53.6053	52.5638	54.6468
12 h after dark	53.361850000000004	53.0925	53.6312