condition	mean	min	max
0 h after light	20.487650000000002	19.1732	21.8021
4 h after light	19.52535	19.2165	19.8342
8 h after light	23.4402	20.62	26.2604
4 h after dark	38.113299999999995	34.214	42.0126
8 h after dark	35.7555	32.523	38.988
12 h after dark	21.7924	20.6479	22.9369