condition	mean	min	max
0 h after light	77.2294	72.9693	81.4895
4 h after light	20.08825	15.0742	25.1023
8 h after light	19.9216	17.5284	22.3148
4 h after dark	70.5663	69.7907	71.3419
8 h after dark	54.016450000000006	46.2477	61.7852
12 h after dark	71.8922	71.1268	72.6576