condition	mean	min	max
4 h after light	31.705313333333333	29.03455	33.66637
8 h after light	13.36413	10.65528	16.82595
12 h after light	16.423156666666667	11.25487	21.78254
16 h after light	30.90435	26.487270000000002	39.01517
4 h after dark	27.376926666666666	23.3115	32.18088
8 h after dark	28.08035	22.51025	38.99908