condition	mean	min	max
4 h after light	17.7195	15.9983	19.4407
8 h after light	15.376000000000001	13.5453	17.2067
12 h after light	22.1122	20.8441	23.3803
4 h after dark	29.275966666666665	27.9942	30.9474
8 h after dark	36.187266666666666	32.616	38.3276
12 h after dark	31.0281	26.144	35.2145