condition	mean	min	max
4 h after light	41.3923	39.7237	43.0609
8 h after light	14.6493	13.1213	16.1773
12 h after light	15.7978	15.4955	16.1001
4 h after dark	19.5045	18.326	20.683
8 h after dark	32.799800000000005	32.3081	33.2915
12 h after dark	36.0575	33.4541	38.6609