condition	mean	min	max
4 h after light	23.0275	22.147	23.908
8 h after light	15.97995	15.8198	16.1401
12 h after light	14.66235	14.206	15.1187
4 h after dark	15.052299999999999	14.8231	15.2815
8 h after dark	17.48085	17.3075	17.6542
12 h after dark	21.556150000000002	20.2708	22.8415